org.apache.commons/commons-math3/3.6.1 : org/apache/commons/math3/linear/QRDecomposition.class

QRDecomposition
http://commons.apache.org/proper/commons-math/: The Apache Commons Math project is a library of lightweight, self-contained mathematics and statistics components addressing the most common practical problems not immediately available in the Java programming language or commons-lang. (The Apache Software Foundation)
Apache License, Version 2.0
Eldar Agalarov
Tim Allison
C. Scott Ananian
Mark Anderson
Peter Andrews
Rémi Arntzen
Matt Adereth
Jared Becksfort
Michael Bjorkegren
Brian Bloniarz
John Bollinger
Cyril Briquet
Dave Brosius
Dan Checkoway
Anders Conbere
Charles Cooper
Paul Cowan
Benjamin Croizet
Larry Diamond
Aleksei Dievskii
Rodrigo di Lorenzo Lopes
Hasan Diwan
Ted Dunning
Ole Ersoy
Ajo Fod
John Gant
Ken Geis
Hank Grabowski
Bernhard Grünewaldt
Elliotte Rusty Harold
Dennis Hendriks
Reid Hochstedler
Matthias Hummel
Curtis Jensen
Bruce A Johnson
Ismael Juma
Eugene Kirpichov
Oleksandr Kornieiev
Piotr Kochanski
Sergei Lebedev
Bob MacCallum
Jake Mannix
Benjamin McCann
Patrick Meyer
J. Lewis Muir
Venkatesha Murthy
Christopher Nix
Fredrik Norin
Sean Owen
Sujit Pal
Todd C. Parnell
Andreas Rieger
Sébastien Riou
Bill Rossi
Matthew Rowles
Pavel Ryzhov
Joni Salonen
Michael Saunders
Thorsten Schaefer
Christopher Schuck
Christian Semrau
David Stefka
Mauro Talevi
Radoslav Tsvetkov
Kim van der Linde
Alexey Volkov
Andrew Waterman
Jörg Weimar
Christian Winter
Piotr Wydrych
Xiaogang Zhang
Chris Popp
Mikkel Meyer Andersen
Bill Barker
Sébastien Brisard
Albert Davidson Chou
Mark Diggory
Robert Burrell Donkin
Otmar Ertl
Luc Maisonobe
Tim O'Brien
J. Pietschmann
Dimitri Pourbaix
Gilles Sadowski
Greg Sterijevski
Brent Worden
Thomas Neidhart
Evan Ward
public class org.apache.commons.math3.linear.QRDecomposition
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.math3.linear.QRDecomposition
  super_class: java.lang.Object
{
  private double[][] qrt;
    descriptor: [[D
    flags: (0x0002) ACC_PRIVATE

  private double[] rDiag;
    descriptor: [D
    flags: (0x0002) ACC_PRIVATE

  private org.apache.commons.math3.linear.RealMatrix cachedQ;
    descriptor: Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0002) ACC_PRIVATE

  private org.apache.commons.math3.linear.RealMatrix cachedQT;
    descriptor: Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0002) ACC_PRIVATE

  private org.apache.commons.math3.linear.RealMatrix cachedR;
    descriptor: Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0002) ACC_PRIVATE

  private org.apache.commons.math3.linear.RealMatrix cachedH;
    descriptor: Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0002) ACC_PRIVATE

  private final double threshold;
    descriptor: D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(org.apache.commons.math3.linear.RealMatrix);
    descriptor: (Lorg/apache/commons/math3/linear/RealMatrix;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
        start local 1 // org.apache.commons.math3.linear.RealMatrix matrix
         0: .line 80
            aload 0 /* this */
            aload 1 /* matrix */
            dconst_0
            invokespecial org.apache.commons.math3.linear.QRDecomposition.<init>:(Lorg/apache/commons/math3/linear/RealMatrix;D)V
         1: .line 81
            return
        end local 1 // org.apache.commons.math3.linear.RealMatrix matrix
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lorg/apache/commons/math3/linear/QRDecomposition;
            0    2     1  matrix  Lorg/apache/commons/math3/linear/RealMatrix;
    MethodParameters:
        Name  Flags
      matrix  

  public void <init>(org.apache.commons.math3.linear.RealMatrix, double);
    descriptor: (Lorg/apache/commons/math3/linear/RealMatrix;D)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=6, args_size=3
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
        start local 1 // org.apache.commons.math3.linear.RealMatrix matrix
        start local 2 // double threshold
         0: .line 89
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 91
            aload 0 /* this */
            dload 2 /* threshold */
            putfield org.apache.commons.math3.linear.QRDecomposition.threshold:D
         2: .line 93
            aload 1 /* matrix */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.getRowDimension:()I
            istore 4 /* m */
        start local 4 // int m
         3: .line 94
            aload 1 /* matrix */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.getColumnDimension:()I
            istore 5 /* n */
        start local 5 // int n
         4: .line 95
            aload 0 /* this */
            aload 1 /* matrix */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.transpose:()Lorg/apache/commons/math3/linear/RealMatrix;
            invokeinterface org.apache.commons.math3.linear.RealMatrix.getData:()[[D
            putfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
         5: .line 96
            aload 0 /* this */
            iload 4 /* m */
            iload 5 /* n */
            invokestatic org.apache.commons.math3.util.FastMath.min:(II)I
            newarray 7
            putfield org.apache.commons.math3.linear.QRDecomposition.rDiag:[D
         6: .line 97
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedQ:Lorg/apache/commons/math3/linear/RealMatrix;
         7: .line 98
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedQT:Lorg/apache/commons/math3/linear/RealMatrix;
         8: .line 99
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedR:Lorg/apache/commons/math3/linear/RealMatrix;
         9: .line 100
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedH:Lorg/apache/commons/math3/linear/RealMatrix;
        10: .line 102
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            invokevirtual org.apache.commons.math3.linear.QRDecomposition.decompose:([[D)V
        11: .line 104
            return
        end local 5 // int n
        end local 4 // int m
        end local 2 // double threshold
        end local 1 // org.apache.commons.math3.linear.RealMatrix matrix
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   12     0       this  Lorg/apache/commons/math3/linear/QRDecomposition;
            0   12     1     matrix  Lorg/apache/commons/math3/linear/RealMatrix;
            0   12     2  threshold  D
            3   12     4          m  I
            4   12     5          n  I
    MethodParameters:
           Name  Flags
      matrix     
      threshold  

  protected void decompose(double[][]);
    descriptor: ([[D)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
        start local 1 // double[][] matrix
         0: .line 111
            iconst_0
            istore 2 /* minor */
        start local 2 // int minor
         1: goto 4
         2: .line 112
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            iload 2 /* minor */
            aload 1 /* matrix */
            invokevirtual org.apache.commons.math3.linear.QRDecomposition.performHouseholderReflection:(I[[D)V
         3: .line 111
            iinc 2 /* minor */ 1
      StackMap locals:
      StackMap stack:
         4: iload 2 /* minor */
            aload 1 /* matrix */
            arraylength
            aload 1 /* matrix */
            iconst_0
            aaload
            arraylength
            invokestatic org.apache.commons.math3.util.FastMath.min:(II)I
            if_icmplt 2
        end local 2 // int minor
         5: .line 114
            return
        end local 1 // double[][] matrix
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    this  Lorg/apache/commons/math3/linear/QRDecomposition;
            0    6     1  matrix  [[D
            1    5     2   minor  I
    MethodParameters:
        Name  Flags
      matrix  

  protected void performHouseholderReflection(int, double[][]);
    descriptor: (I[[D)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=8, locals=13, args_size=3
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
        start local 1 // int minor
        start local 2 // double[][] matrix
         0: .line 123
            aload 2 /* matrix */
            iload 1 /* minor */
            aaload
            astore 3 /* qrtMinor */
        start local 3 // double[] qrtMinor
         1: .line 132
            dconst_0
            dstore 4 /* xNormSqr */
        start local 4 // double xNormSqr
         2: .line 133
            iload 1 /* minor */
            istore 6 /* row */
        start local 6 // int row
         3: goto 7
         4: .line 134
      StackMap locals: double[] double int
      StackMap stack:
            aload 3 /* qrtMinor */
            iload 6 /* row */
            daload
            dstore 7 /* c */
        start local 7 // double c
         5: .line 135
            dload 4 /* xNormSqr */
            dload 7 /* c */
            dload 7 /* c */
            dmul
            dadd
            dstore 4 /* xNormSqr */
        end local 7 // double c
         6: .line 133
            iinc 6 /* row */ 1
      StackMap locals:
      StackMap stack:
         7: iload 6 /* row */
            aload 3 /* qrtMinor */
            arraylength
            if_icmplt 4
        end local 6 // int row
         8: .line 137
            aload 3 /* qrtMinor */
            iload 1 /* minor */
            daload
            dconst_0
            dcmpl
            ifle 9
            dload 4 /* xNormSqr */
            invokestatic org.apache.commons.math3.util.FastMath.sqrt:(D)D
            dneg
            goto 10
      StackMap locals:
      StackMap stack:
         9: dload 4 /* xNormSqr */
            invokestatic org.apache.commons.math3.util.FastMath.sqrt:(D)D
      StackMap locals:
      StackMap stack: double
        10: dstore 6 /* a */
        start local 6 // double a
        11: .line 138
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.rDiag:[D
            iload 1 /* minor */
            dload 6 /* a */
            dastore
        12: .line 140
            dload 6 /* a */
            dconst_0
            dcmpl
            ifeq 31
        13: .line 150
            aload 3 /* qrtMinor */
            iload 1 /* minor */
            dup2
            daload
            dload 6 /* a */
            dsub
            dastore
        14: .line 164
            iload 1 /* minor */
            iconst_1
            iadd
            istore 8 /* col */
        start local 8 // int col
        15: goto 30
        16: .line 165
      StackMap locals: double int
      StackMap stack:
            aload 2 /* matrix */
            iload 8 /* col */
            aaload
            astore 9 /* qrtCol */
        start local 9 // double[] qrtCol
        17: .line 166
            dconst_0
            dstore 10 /* alpha */
        start local 10 // double alpha
        18: .line 167
            iload 1 /* minor */
            istore 12 /* row */
        start local 12 // int row
        19: goto 22
        20: .line 168
      StackMap locals: double[] double int
      StackMap stack:
            dload 10 /* alpha */
            aload 9 /* qrtCol */
            iload 12 /* row */
            daload
            aload 3 /* qrtMinor */
            iload 12 /* row */
            daload
            dmul
            dsub
            dstore 10 /* alpha */
        21: .line 167
            iinc 12 /* row */ 1
      StackMap locals:
      StackMap stack:
        22: iload 12 /* row */
            aload 9 /* qrtCol */
            arraylength
            if_icmplt 20
        end local 12 // int row
        23: .line 170
            dload 10 /* alpha */
            dload 6 /* a */
            aload 3 /* qrtMinor */
            iload 1 /* minor */
            daload
            dmul
            ddiv
            dstore 10 /* alpha */
        24: .line 173
            iload 1 /* minor */
            istore 12 /* row */
        start local 12 // int row
        25: goto 28
        26: .line 174
      StackMap locals:
      StackMap stack:
            aload 9 /* qrtCol */
            iload 12 /* row */
            dup2
            daload
            dload 10 /* alpha */
            aload 3 /* qrtMinor */
            iload 12 /* row */
            daload
            dmul
            dsub
            dastore
        27: .line 173
            iinc 12 /* row */ 1
      StackMap locals:
      StackMap stack:
        28: iload 12 /* row */
            aload 9 /* qrtCol */
            arraylength
            if_icmplt 26
        end local 12 // int row
        end local 10 // double alpha
        end local 9 // double[] qrtCol
        29: .line 164
            iinc 8 /* col */ 1
      StackMap locals:
      StackMap stack:
        30: iload 8 /* col */
            aload 2 /* matrix */
            arraylength
            if_icmplt 16
        end local 8 // int col
        31: .line 178
      StackMap locals:
      StackMap stack:
            return
        end local 6 // double a
        end local 4 // double xNormSqr
        end local 3 // double[] qrtMinor
        end local 2 // double[][] matrix
        end local 1 // int minor
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   32     0      this  Lorg/apache/commons/math3/linear/QRDecomposition;
            0   32     1     minor  I
            0   32     2    matrix  [[D
            1   32     3  qrtMinor  [D
            2   32     4  xNormSqr  D
            3    8     6       row  I
            5    6     7         c  D
           11   32     6         a  D
           15   31     8       col  I
           17   29     9    qrtCol  [D
           18   29    10     alpha  D
           19   23    12       row  I
           25   29    12       row  I
    MethodParameters:
        Name  Flags
      minor   
      matrix  

  public org.apache.commons.math3.linear.RealMatrix getR();
    descriptor: ()Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=6, args_size=1
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
         0: .line 188
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedR:Lorg/apache/commons/math3/linear/RealMatrix;
            ifnonnull 15
         1: .line 191
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            arraylength
            istore 1 /* n */
        start local 1 // int n
         2: .line 192
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            iconst_0
            aaload
            arraylength
            istore 2 /* m */
        start local 2 // int m
         3: .line 193
            iload 2 /* m */
            iload 1 /* n */
            multianewarray [[D 2
            astore 3 /* ra */
        start local 3 // double[][] ra
         4: .line 195
            iload 2 /* m */
            iload 1 /* n */
            invokestatic org.apache.commons.math3.util.FastMath.min:(II)I
            iconst_1
            isub
            istore 4 /* row */
        start local 4 // int row
         5: goto 13
         6: .line 196
      StackMap locals: org.apache.commons.math3.linear.QRDecomposition int int double[][] int
      StackMap stack:
            aload 3 /* ra */
            iload 4 /* row */
            aaload
            iload 4 /* row */
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.rDiag:[D
            iload 4 /* row */
            daload
            dastore
         7: .line 197
            iload 4 /* row */
            iconst_1
            iadd
            istore 5 /* col */
        start local 5 // int col
         8: goto 11
         9: .line 198
      StackMap locals: int
      StackMap stack:
            aload 3 /* ra */
            iload 4 /* row */
            aaload
            iload 5 /* col */
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            iload 5 /* col */
            aaload
            iload 4 /* row */
            daload
            dastore
        10: .line 197
            iinc 5 /* col */ 1
      StackMap locals:
      StackMap stack:
        11: iload 5 /* col */
            iload 1 /* n */
            if_icmplt 9
        end local 5 // int col
        12: .line 195
            iinc 4 /* row */ -1
      StackMap locals:
      StackMap stack:
        13: iload 4 /* row */
            ifge 6
        end local 4 // int row
        14: .line 201
            aload 0 /* this */
            aload 3 /* ra */
            invokestatic org.apache.commons.math3.linear.MatrixUtils.createRealMatrix:([[D)Lorg/apache/commons/math3/linear/RealMatrix;
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedR:Lorg/apache/commons/math3/linear/RealMatrix;
        end local 3 // double[][] ra
        end local 2 // int m
        end local 1 // int n
        15: .line 205
      StackMap locals: org.apache.commons.math3.linear.QRDecomposition
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedR:Lorg/apache/commons/math3/linear/RealMatrix;
            areturn
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   16     0  this  Lorg/apache/commons/math3/linear/QRDecomposition;
            2   15     1     n  I
            3   15     2     m  I
            4   15     3    ra  [[D
            5   14     4   row  I
            8   12     5   col  I

  public org.apache.commons.math3.linear.RealMatrix getQ();
    descriptor: ()Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
         0: .line 214
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedQ:Lorg/apache/commons/math3/linear/RealMatrix;
            ifnonnull 2
         1: .line 215
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual org.apache.commons.math3.linear.QRDecomposition.getQT:()Lorg/apache/commons/math3/linear/RealMatrix;
            invokeinterface org.apache.commons.math3.linear.RealMatrix.transpose:()Lorg/apache/commons/math3/linear/RealMatrix;
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedQ:Lorg/apache/commons/math3/linear/RealMatrix;
         2: .line 217
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedQ:Lorg/apache/commons/math3/linear/RealMatrix;
            areturn
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/commons/math3/linear/QRDecomposition;

  public org.apache.commons.math3.linear.RealMatrix getQT();
    descriptor: ()Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=8, locals=10, args_size=1
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
         0: .line 226
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedQT:Lorg/apache/commons/math3/linear/RealMatrix;
            ifnonnull 33
         1: .line 229
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            arraylength
            istore 1 /* n */
        start local 1 // int n
         2: .line 230
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            iconst_0
            aaload
            arraylength
            istore 2 /* m */
        start local 2 // int m
         3: .line 231
            iload 2 /* m */
            iload 2 /* m */
            multianewarray [[D 2
            astore 3 /* qta */
        start local 3 // double[][] qta
         4: .line 238
            iload 2 /* m */
            iconst_1
            isub
            istore 4 /* minor */
        start local 4 // int minor
         5: goto 8
         6: .line 239
      StackMap locals: org.apache.commons.math3.linear.QRDecomposition int int double[][] int
      StackMap stack:
            aload 3 /* qta */
            iload 4 /* minor */
            aaload
            iload 4 /* minor */
            dconst_1
            dastore
         7: .line 238
            iinc 4 /* minor */ -1
      StackMap locals:
      StackMap stack:
         8: iload 4 /* minor */
            iload 2 /* m */
            iload 1 /* n */
            invokestatic org.apache.commons.math3.util.FastMath.min:(II)I
            if_icmpge 6
        end local 4 // int minor
         9: .line 242
            iload 2 /* m */
            iload 1 /* n */
            invokestatic org.apache.commons.math3.util.FastMath.min:(II)I
            iconst_1
            isub
            istore 4 /* minor */
        start local 4 // int minor
        10: goto 31
        11: .line 243
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            iload 4 /* minor */
            aaload
            astore 5 /* qrtMinor */
        start local 5 // double[] qrtMinor
        12: .line 244
            aload 3 /* qta */
            iload 4 /* minor */
            aaload
            iload 4 /* minor */
            dconst_1
            dastore
        13: .line 245
            aload 5 /* qrtMinor */
            iload 4 /* minor */
            daload
            dconst_0
            dcmpl
            ifeq 30
        14: .line 246
            iload 4 /* minor */
            istore 6 /* col */
        start local 6 // int col
        15: goto 29
        16: .line 247
      StackMap locals: double[] int
      StackMap stack:
            dconst_0
            dstore 7 /* alpha */
        start local 7 // double alpha
        17: .line 248
            iload 4 /* minor */
            istore 9 /* row */
        start local 9 // int row
        18: goto 21
        19: .line 249
      StackMap locals: double int
      StackMap stack:
            dload 7 /* alpha */
            aload 3 /* qta */
            iload 6 /* col */
            aaload
            iload 9 /* row */
            daload
            aload 5 /* qrtMinor */
            iload 9 /* row */
            daload
            dmul
            dsub
            dstore 7 /* alpha */
        20: .line 248
            iinc 9 /* row */ 1
      StackMap locals:
      StackMap stack:
        21: iload 9 /* row */
            iload 2 /* m */
            if_icmplt 19
        end local 9 // int row
        22: .line 251
            dload 7 /* alpha */
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.rDiag:[D
            iload 4 /* minor */
            daload
            aload 5 /* qrtMinor */
            iload 4 /* minor */
            daload
            dmul
            ddiv
            dstore 7 /* alpha */
        23: .line 253
            iload 4 /* minor */
            istore 9 /* row */
        start local 9 // int row
        24: goto 27
        25: .line 254
      StackMap locals:
      StackMap stack:
            aload 3 /* qta */
            iload 6 /* col */
            aaload
            iload 9 /* row */
            dup2
            daload
            dload 7 /* alpha */
            dneg
            aload 5 /* qrtMinor */
            iload 9 /* row */
            daload
            dmul
            dadd
            dastore
        26: .line 253
            iinc 9 /* row */ 1
      StackMap locals:
      StackMap stack:
        27: iload 9 /* row */
            iload 2 /* m */
            if_icmplt 25
        end local 9 // int row
        end local 7 // double alpha
        28: .line 246
            iinc 6 /* col */ 1
      StackMap locals:
      StackMap stack:
        29: iload 6 /* col */
            iload 2 /* m */
            if_icmplt 16
        end local 6 // int col
        end local 5 // double[] qrtMinor
        30: .line 242
      StackMap locals:
      StackMap stack:
            iinc 4 /* minor */ -1
      StackMap locals:
      StackMap stack:
        31: iload 4 /* minor */
            ifge 11
        end local 4 // int minor
        32: .line 259
            aload 0 /* this */
            aload 3 /* qta */
            invokestatic org.apache.commons.math3.linear.MatrixUtils.createRealMatrix:([[D)Lorg/apache/commons/math3/linear/RealMatrix;
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedQT:Lorg/apache/commons/math3/linear/RealMatrix;
        end local 3 // double[][] qta
        end local 2 // int m
        end local 1 // int n
        33: .line 263
      StackMap locals: org.apache.commons.math3.linear.QRDecomposition
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedQT:Lorg/apache/commons/math3/linear/RealMatrix;
            areturn
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   34     0      this  Lorg/apache/commons/math3/linear/QRDecomposition;
            2   33     1         n  I
            3   33     2         m  I
            4   33     3       qta  [[D
            5    9     4     minor  I
           10   32     4     minor  I
           12   30     5  qrtMinor  [D
           15   30     6       col  I
           17   28     7     alpha  D
           18   22     9       row  I
           24   28     9       row  I

  public org.apache.commons.math3.linear.RealMatrix getH();
    descriptor: ()Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=6, args_size=1
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
         0: .line 274
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedH:Lorg/apache/commons/math3/linear/RealMatrix;
            ifnonnull 14
         1: .line 276
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            arraylength
            istore 1 /* n */
        start local 1 // int n
         2: .line 277
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            iconst_0
            aaload
            arraylength
            istore 2 /* m */
        start local 2 // int m
         3: .line 278
            iload 2 /* m */
            iload 1 /* n */
            multianewarray [[D 2
            astore 3 /* ha */
        start local 3 // double[][] ha
         4: .line 279
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         5: goto 12
         6: .line 280
      StackMap locals: org.apache.commons.math3.linear.QRDecomposition int int double[][] int
      StackMap stack:
            iconst_0
            istore 5 /* j */
        start local 5 // int j
         7: goto 10
         8: .line 281
      StackMap locals: int
      StackMap stack:
            aload 3 /* ha */
            iload 4 /* i */
            aaload
            iload 5 /* j */
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            iload 5 /* j */
            aaload
            iload 4 /* i */
            daload
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.rDiag:[D
            iload 5 /* j */
            daload
            dneg
            ddiv
            dastore
         9: .line 280
            iinc 5 /* j */ 1
      StackMap locals:
      StackMap stack:
        10: iload 5 /* j */
            iload 4 /* i */
            iconst_1
            iadd
            iload 1 /* n */
            invokestatic org.apache.commons.math3.util.FastMath.min:(II)I
            if_icmplt 8
        end local 5 // int j
        11: .line 279
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        12: iload 4 /* i */
            iload 2 /* m */
            if_icmplt 6
        end local 4 // int i
        13: .line 284
            aload 0 /* this */
            aload 3 /* ha */
            invokestatic org.apache.commons.math3.linear.MatrixUtils.createRealMatrix:([[D)Lorg/apache/commons/math3/linear/RealMatrix;
            putfield org.apache.commons.math3.linear.QRDecomposition.cachedH:Lorg/apache/commons/math3/linear/RealMatrix;
        end local 3 // double[][] ha
        end local 2 // int m
        end local 1 // int n
        14: .line 288
      StackMap locals: org.apache.commons.math3.linear.QRDecomposition
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.cachedH:Lorg/apache/commons/math3/linear/RealMatrix;
            areturn
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   15     0  this  Lorg/apache/commons/math3/linear/QRDecomposition;
            2   14     1     n  I
            3   14     2     m  I
            4   14     3    ha  [[D
            5   13     4     i  I
            7   11     5     j  I

  public org.apache.commons.math3.linear.DecompositionSolver getSolver();
    descriptor: ()Lorg/apache/commons/math3/linear/DecompositionSolver;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=1, args_size=1
        start local 0 // org.apache.commons.math3.linear.QRDecomposition this
         0: .line 304
            new org.apache.commons.math3.linear.QRDecomposition$Solver
            dup
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.qrt:[[D
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.rDiag:[D
            aload 0 /* this */
            getfield org.apache.commons.math3.linear.QRDecomposition.threshold:D
            invokespecial org.apache.commons.math3.linear.QRDecomposition$Solver.<init>:([[D[DD)V
            areturn
        end local 0 // org.apache.commons.math3.linear.QRDecomposition this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/commons/math3/linear/QRDecomposition;
}
SourceFile: "QRDecomposition.java"
NestMembers:
  org.apache.commons.math3.linear.QRDecomposition$Solver
InnerClasses:
  private Solver = org.apache.commons.math3.linear.QRDecomposition$Solver of org.apache.commons.math3.linear.QRDecomposition
/

org.apache.commons/ commons-math3/ 3.6.1/ org/apache/commons/math3/linear/QRDecomposition.class
