Only addition and subtraction of S1ChordAngles is supported. These methods add or subtract the corresponding S1Angles, and clamp the result to the range [0, Pi]. Both arguments must be non-negative and non-infinite.
REQUIRES: !a.is_special() && !b.is_special()
See Implementation
Only addition and subtraction of S1ChordAngles is supported. These methods add or subtract the corresponding S1Angles, and clamp the result to the range [0, Pi]. Both arguments must be non-negative and non-infinite.
REQUIRES: !a.is_special() && !b.is_special()