#### Rules

- Vector calculation
- Vector scalar
- Vector addition
- Vector subtraction
- Inner product
- Cross product
- Length
- Matrix

- Vector calculation
- Vector scalar
- Vector addition
- Vector subtraction
- Inner product
- Cross product
- Length
- Matrix

The operation with the vector is graphically presented. By moving the vector endpoint the vector can be changed. The sliders change the matrix elements. The red vector is the result vector of the multiplication with the matrix.