Function push

push(
    matr: ChalkboardMatrix,
    index: number,
    axis: 0 | 1,
    elements: number[],
): ChalkboardMatrix
Returns a matrix with a row or column added (pushed in).
Parameters
- matr: ChalkboardMatrix
  The matrix
- index: number
  The index of the row or column to push
- axis: 0 | 1
  The axis to push to, which is 0 for the rows or 1 for the columns
- elements: number[]
  The elements to push
Returns ChalkboardMatrix
- Defined in Chalkboard.matr.ts:1463