diff options
Diffstat (limited to 'txr.1')
| -rw-r--r-- | txr.1 | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -8895,7 +8895,7 @@ If <number> an integer, it is simply returned. If the argument is a float, then the value returned is a float. For instance (floor 1.1) returns 1.0 rather than 1. -.SS Functions sin, cos, tan, asin, acos, atan +.SS Functions sin, cos, tan, asin, acos, atan, atan2 .TP Syntax: @@ -8904,6 +8904,7 @@ Syntax: (cos <radians>) (tan <radians>) (atan <slope>) + (atan2 <y> <x>) (asin <num>) (acos <num>) @@ -8915,7 +8916,8 @@ return a float result. The sin, cos and tan functions compute the sine and cosine and tangent of the <radians> argument which represents an angle expressed in radians. The atan, acos and asin are their respective inverse functions. The <num> argument to asin and acos must be in the -range -1.0 to 1.0. +range -1.0 to 1.0. The atan2 function converts the rectilinear coordinates +<x> and <y> to an angle in polar coordinates in the range [0, 2pi). .SS Functions log, exp |