Matrix multiplication is an efficient algorithm, which can optimize some one-dimensional recursion to log (n) and find path scheme...

a1x + b1y + c1z = d1 a2x + b2y + c2z = d2 a3x + b3y + c3z = d3 For example： x1+x2-2x3=-3 2x1+x2-x3=1 x1-x2+3x3=8 Solve: D = 1 1...

Eigenvalues Under the action of the A transform, the vector ξ becomes only the original λ times on the scale. Weighing ξ is a eige...

The matrix online calculator can multiply and add two matrices. Matrix transpose is also provided for easy input....

Inverse matrix: Let A be an n-th order square matrix on the number field. If there is another n-order matrix B on the same number ...

APP description The multiplication of the two matrices needs to be similar to the following: (3x2)x(2x3), (3x3)x(3x1). Matrix mult...

Matrix subtraction: Define matrix subtraction for two matrices of the same size. The difference between two m×n (pronounced "m×n"...

APP description The row of matrix A is replaced by the corresponding column, and the resulting new matrix is called the transpose...

Score size comparison calculator Molecular method First, the two fractions with different molecular weights are the same two fract...

After a fraction is reduced or expanded, its fraction is equal to the original fraction, which is called equivalent fraction. A lo...