Topics in this section

• Create curves-on-surface offset from a curve
• Create curves-on-surface where a surface intersects other surfaces or a plane
• Create curves-on-surface by projecting curves onto surfaces
• Trim a surface
• Reverse the sequence of trims performed on a surface
• Convert a trimmed surface into an untrimmed surface with the same shape
• Trim a regular surface then convert a four-sided trim region into an untrimmed surface