/ / / A S I N / - - - - / /SUBROUTINE ASIN(X) / / VERSION 5A 4-27-77 PT / SECT ASIN JA #ASIN ASINEQ, FLDA FPI2AS /RETURN PI OVER TWO. FMUL ASIN8 /TIMES ARG. JA ASNRTN TEXT +ASIN + ASINXR, SETX XRASIN SETB BPASIN BPASIN, FNOP 0 0 XRASIN, F 0.0 ASIN8,