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# scipy.sparse.dia

Sparse DIAgonal format

Functions

`dia_matvec`(n_row, n_col, n_diags, L, ...) |
`getdtype`(dtype[, a, default]) | Function used to simplify argument processing.
`isshape`(x) | Is x a valid 2-tuple of dimensions?
`isspmatrix`(x) |
`isspmatrix_dia`(x) |
`upcast`(*args) | Returns the nearest supported sparse dtype for the combination of one or more types.

Classes

`dia_matrix`(arg1[, shape, dtype, copy]) | Sparse matrix with DIAgonal storage

### Navigation

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- modules |
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- previous |
- SciPy v0.9 Reference Guide (DRAFT) »
- Sparse matrices (`scipy.sparse`) »