Data update

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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions

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@ -1,13 +1,12 @@
/*REXX program demonstrates handling an exception (negative #); catching is via a label.*/
do j=9 by -5
say 'the square root of ' j " is " sqrt(j)
end /*j*/
exit /*stick a fork in it, we're all done. */
/*──────────────────────────────────────────────────────────────────────────────────────*/
sqrt: procedure; parse arg x; if x=0 then return 0; d=digits(); h=d+6; m.=9
numeric digits; numeric form; if x<0 then signal .sqrtNeg
parse value format(x, 2, 1, , 0) 'E0' with g 'E' _ .; g=g * .5'e'_ % 2
do j=0 while h>9; m.j=h; h=h%2 + 1; end /*j*/
do k=j+5 to 0 by -1; numeric digits m.k; g=(g+x/g) * .5; end /*k*/
numeric digits d; return g/1
.sqrtNeg: say 'illegal SQRT argument (argument is negative):' x; exit 13
-- 12 Sep 2025
include Setting
say 'EXCEPTIONS'
say version
say
say 'Square root of 10 is' SqRt(10)/1
say 'Square root of 0 is' SqRt(0)
say 'Square root of -1 is' SqRt(-1)
exit
include Math