API ReferenceModelingAlgorithmsTKExpressTKExpress65 classes across 2 packages.Copy MarkdownOpenExpr58classesExprIntrp7classesBRepProjOCCT package BRepProj: BRepProj_Projection.ExprOCCT package Expr: Expr, Expr_Absolute, Expr_ArcCosine, Expr_ArcSine, and 54 more bound classes.