- vround VECTOR #!optional NON-GC?procedure
- vfloor VECTOR #!optional NON-GC?procedure
- vceiling VECTOR #!optional NON-GC?procedure
- vtruncate VECTOR #!optional NON-GC?procedure
Return a point that has had the operation round, floor, ceiling, or truncate performed on each element of VECTOR. If NON-GC? is #t, the point is created in a non-garbage-collected area (the memory will still be freed when there are no more references to the vector).