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1.1 ! root 1: .\" @(#)floor.3 6.1 (Berkeley) 5/15/85 ! 2: .\" ! 3: .TH FLOOR 3M "May 15, 1985" ! 4: .AT 3 ! 5: .SH NAME ! 6: fabs, floor, ceil \- absolute value, floor, ceiling functions ! 7: .SH SYNOPSIS ! 8: .nf ! 9: .B #include <math.h> ! 10: .PP ! 11: .B double floor(x) ! 12: .B double x; ! 13: .PP ! 14: .B double ceil(x) ! 15: .B double x; ! 16: .PP ! 17: .B double fabs(x) ! 18: .B double x; ! 19: .nf ! 20: .SH DESCRIPTION ! 21: .I Fabs ! 22: returns the absolute value ! 23: .RI | \|x\| |. ! 24: .PP ! 25: .I Floor ! 26: returns the largest integer not greater than ! 27: .IR x . ! 28: .PP ! 29: .I Ceil ! 30: returns the smallest integer not less than ! 31: .IR x . ! 32: .SH SEE ALSO ! 33: abs(3)
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