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location Chemnitz, Germany
age 27
visits member for 3 years, 7 months
seen Dec 8 at 20:43

Feb
26
asked Dihedral angles between tetrahedron faces from triangles' angles at the tip
Feb
22
answered Determine the percentage needed to subtract to get the base value
Feb
10
answered Simplest equation for drawing a cube based on its center and/or other vertices
Feb
8
answered Relationship between nullspace and row/column space
Feb
3
answered (Graphics Gems IV, Shoemake) From matrix to euler angles explanation
Feb
3
answered Is there a classic Matrix Algebra reference?
Feb
3
answered 3D Rotation Matrix Uniqueness
Feb
3
answered How to get a projected 3d line segment, lie on another 3d line parallel to that line segment.
Feb
1
answered Multiplying double-centered matrix to a unit vector
Jan
30
answered Generating orthogonal axes on a spline
Jan
27
answered Finding the radius of a particular center voxel in 3D cylinder-like structure
Jan
18
answered Orthogonal matrices, scalar products, projection of a line on a plane
Jan
17
answered Divide a Set of Points along a Direction
Dec
8
asked Matrices for which $\mathbf{A}^{-1}=-\mathbf{A}$
Sep
13
answered Optimizing Cholesky factorization for multiple sparse matrices with same nonzero pattern
Sep
13
answered Jacobian matrix of the Rodrigues' formula (exponential map)
Sep
2
answered Orthogonal matrix over cross product
Aug
31
answered How to calculate the x/y coordinate of F in this diagram (geometry)
Aug
29
answered Quaternion for an object that to point in a direction
Aug
25
answered The Euclidean norm ||r|| of a rotation