# | Line 7 | Line 7 | static const char RCSid[] = "$Id$"; | |
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7 | ||
8 | #include "copyright.h" | |
9 | ||
10 | – | #include <math.h> |
11 | – | |
10 | #include "ray.h" | |
11 | #include "paths.h" | |
12 | #include "otypes.h" |
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