LIAL
· Linear Algebra Tools
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Linear Algebra Tools
Interactive helper tools for the Linear Algebra course (LIAL).
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Practise ▸
Practice
Practice Arena
Endless exercises with instant feedback, worked solutions, XP, streaks, sprints and badges.
Vectors & Matrices
Vector & Matrix Operations (3D)
Vectors, A + B, Ax, AB, Aᵀ, A⁻¹ and permutation matrices step by step — and what each operation does in 3D.
Determinant
Compute the determinant of a square matrix.
Systems
Gauss-Jordan (interactive)
Row-reduce a matrix step by step with your own row operations, with undo and redo.
LU Decomposition
PA = LU step by step with elimination matrices, then solve Ax = b by forward and back substitution.