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Revision 1.1 by greg, Thu Jan 1 19:31:45 2004 UTC vs.
Revision 1.4 by greg, Mon Jun 10 13:56:52 2019 UTC

# Line 13 | Line 13 | is a algebraic calculator designed primarily for
13   interactive use.
14   Each formula definition
15   .I file
16 < is read and compiled.
16 > is read and compiled from the RADIANCE library where it is found.
17   The standard input is then read, expressions are evaluated
18   and results are sent to the standard output.
19   If a newline is escaped using a backslash, input is continued
# Line 103 | Line 103 | is zero, the number of available arguments is returned
103   .BR "rand(x)"
104   compute a random number between 0 and 1 based on x.
105   .TP
106 + .BR "min(a1, a2, ..)"
107 + return the minimum value from a list of arguments.
108 + .TP
109 + .BR "max(a1, a2, ..)"
110 + return the maximum value from a list of arguments.
111 + .TP
112   .BR "floor(x)"
113   return largest integer not greater than x.
114   .TP
# Line 128 | Line 134 | trigonometric functions.
134   inverse trigonometric functions.
135   .TP
136   .BR "atan2(y, x)"
137 < inverse tangent of y/x (range -pi to pi).
137 > inverse tangent of y/x (range \-pi to pi).
138 > .SH ENVIRONMENT
139 > RAYPATH         the directories to check for auxiliary files.
140   .SH AUTHOR
141   Greg Ward
142   .SH "SEE ALSO"

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