ASMB,R,L,C
* 
*  **************************************************************** 
*  * (C) COPYRIGHT HEWLETT-PACKARD COMPANY 1979.  ALL RIGHTS      * 
*  * RESERVED.  NO PART OF THIS PROGRAM MAY BE PHOTOCOPIED,       * 
*  * REPRODUCED OR TRANSLATED TO ANOTHER PROGRAM LANGUAGE WITHOUT * 
*  * THE PRIOR WRITTEN CONSENT OF HEWLETT-PACKARD COMPANY.        * 
*  **************************************************************** 
* 
*   NAME: PART OF MATH LIBRARY
*   SOURCE:  24998-18XXX  SEE NAM FOR LAST THREE DIGITS 
*   RELOC: PART OF 24998-12001
*   PGMR: BG & JTS
* 
      HED ".CSUB" COMPLEX SUBTRACTION 
      NAM .CSUB,6 24998-1X122 REV.2001 750701 
      ENT .CSUB 
      EXT .ZRNT,.ENTC 
      SPC 2 
* 
*     CALLING SEQUENCE: Y=X1-X2 
* 
*     JSB .CSUB 
*     DEF Y 
*     DEF X1
*     DEF X2
      SPC 2 
TDB   NOP 
      DEC 6 
      NOP 
Y     NOP 
X1    NOP 
X2    NOP 
.CSUB NOP 
      JSB .ZRNT 
      DEF LIBX
      JSB .ENTC     GET PRAMS ADDRESSES 
      DEF Y 
      STA TDB+2 
      DLD X1,I
      FSB X2,I      R(X1) - R(X2) 
      DST Y,I       STORE REAL PART 
      ISZ Y 
      ISZ Y 
      ISZ X1
      ISZ X1
      ISZ X2
      ISZ X2
      DLD X1,I
      FSB X2,I      I(X1) - I(X2) 
      DST Y,I       STORE IMAGINARY PART
LIBX  JMP TDB+2,I 
      DEF TDB 
      DEC 0 
      END 
* 
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