## $%MTXTRP## M[UMPS] by Example |

2-Jul–96, 6:54:35 Routine Save for Matrix Mathematics Library function $%MTXTRP^MATH ; ; Unless otherwise noted, the code below ; was approved in document X11/96–26 ; ; If corrections have been applied, ; first the original line appears, ; with three semicolons at the beginning of the line. ; ; Then the source of the correction is acknowledged, ; then the corrected line appears, followed by a ; line containing three semicolons. ; MTXTRP(A,R,M,N) ; ; Transpose A[M,N], result goes to R[N,M] IF $DATA(A)<10 QUIT 0 IF $GET(M)<1 QUIT 0 IF $GET(N)<1 QUIT 0 ; NEW I,J,K,D1,V1,D2,V2 FOR I=1:1:M+N–1 FOR J=1:1:I+1\2 DO . SET K=I-J+1 . IF K=J DO QUIT . . SET V1=$GET(A(J,J)),D1=$DATA(A(J,J))#2 . . IF J'>N,J'>M KVALUE R(J,J) SET:D1 R(J,J)=V1 . . QUIT . ; . SET V1=$GET(A(K,J)),D1=$DATA(A(K,J))#2 . SET V2=$GET(A(J,K)),D2=$DATA(A(J,K))#2 . IF K'>M,J'>N KVALUE R(K,J) SET:D2 R(K,J)=V2 . IF J'>M,K'>N KVALUE R(J,K) SET:D1 R(J,K)=V1 . QUIT QUIT 1 ;=== ; ; ;

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Copyright © Examples: 1995-2018 Ed de Moel;

Copyright © Annotations: 2003-2008 Jacquard Systems Research

Copyright © Annotations: 2008-2018 Ed de Moel.

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This page most recently updated on 30-Nov-2011, 20:06:33 .

For comments, contact Ed de Moel (demoel@jacquardsystems.com)