# [−][src]Module na::base::constraint

Compatibility constraints between matrix shapes, e.g., for addition or multiplication.

## Structs

ShapeConstraint | A type used in |

## Traits

AreMultipliable | Constraints |

DimEq | Constraints |

SameDimension | Constraints D1 and D2 to be equivalent, where they both designate dimensions of algebraic entities (e.g. square matrices). |

SameNumberOfColumns | Constraints |

SameNumberOfRows | Constraints |