using Dew.Math; using Dew.Math.Units; namespace Dew.Examples() { void Example() { TVec a; MtxVec.CreateIt(out a); try { a.SetIt(true, new double[] {1,-0.5,0.11,0.9}); a.ArcCos(); // Computes complex inverse cosine } finally { MtxVec.FreeIt(ref a); } } }