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Dec
9
comment Calculate Rotation Matrix to align Vector A to Vector B in 3d?
-I is not even a rotation matrix. If a == -b you can pick a rotation of pi about any axis perpendicular to a
Aug
21
awarded  Autobiographer
Oct
9
comment When is $A^t+B^{1-t}$ for $t \in[0,1]$ maximized?
Well yes but the question is about maxima
Oct
3
answered Modelling problem
Oct
3
answered When is $A^t+B^{1-t}$ for $t \in[0,1]$ maximized?
May
31
awarded  Supporter
Nov
16
awarded  Teacher
Nov
16
awarded  Editor
Nov
16
revised Ax=b problem solving
added 34 characters in body
Nov
16
answered Ax=b problem solving