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1.1 root 1: .th SQRT III 3/15/72
2: .sh NAME
3: sqrt \*- square root function
4: .sh SYNOPSIS
5: .br
6: .ft B
7: jsr r5,sqrt
8: .s3
9: double sqrt(x)
10: .br
11: double x;
12: .ft R
13: .sh DESCRIPTION
14: The
15: square root of fr0 (resp. \fBx\fR) is returned (in fr0).
16: .sh DIAGNOSTICS
17: The c-bit is
18: set on negative arguments and 0 is returned.
19: There is no error return for C programs.
20: .sh BUGS
21: No error return from C.
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