CASTI-89 TITANIUM · CALC89
crossP(
Returns the cross product of two vectors.
Syntax
crossP(vector1, vector2)
- Group
- Matrix
- Arguments
- Takes two vectors of the same length, with two or three elements.
- Availability
- Included
- Menu path
- MATH ▸ Matrix ▸ CAS ▸ crossP(
Example
| Input | Result |
|---|---|
| crossP([1,0,0],[0,1,0]) | [[0,0,1]] |
Typing crossP([1,0,0],[0,1,0]) on the home screen and pressing ENTER returns [[0,0,1]].
Keystrokes on the TI-89 Titanium
2NDMATH4▶×3▼×13ENTER
The same key sequence inserts crossP( in Calc89, and the AI tutor shows it step by step on the on-screen keypad.
Related commands
- det(Returns the determinant of a square matrix.
- diag(Returns the main diagonal of a square matrix as a row vector.
- dim(Returns the dimensions of a matrix as {rows, columns}, or the number of elements of a list.
- dotP(Returns the dot product of two vectors.
- eigVc(Returns the eigenvectors of a square matrix as the columns of a matrix.
- eigVl(Returns the eigenvalues of a square matrix as a list.
- FillReplaces every element of an existing list or matrix variable with the same value.
- identity(Returns the identity matrix of size n by n.