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| author | David Thompson <dthompson2@worcester.edu> | 2013-07-15 22:37:49 -0400 |
|---|---|---|
| committer | David Thompson <dthompson2@worcester.edu> | 2013-07-15 22:37:49 -0400 |
| commit | ad2abfb3c9e591c36c8f7937f35e42169ac7462a (patch) | |
| tree | 598d1131aa441d52a0d4baaaa9a8084593b48fcf | |
| parent | 0525bcc690cafa10a30e3cf2490e52695a8f7309 (diff) | |
Add docstring for vector-from-polar.
| -rw-r--r-- | 2d/vector.scm | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/2d/vector.scm b/2d/vector.scm index bd14dd5..a87384c 100644 --- a/2d/vector.scm +++ b/2d/vector.scm @@ -82,5 +82,6 @@ (loop (1+ i) (proc prev (vector-ref vector i)))))))) (define (vector-from-polar r theta) + "Converts polar coordinates into a cartesian vector." (vector (* r (cos theta)) (* r (sin theta)))) |