The quality of agreeing or corresponding; being suitable and appropriate.
Matrix similarity by an orthogonal matrix.
A relation between two numbers indicating they give the same remainder when divided by some given number.
More generally: any equivalence relation defined on an algebraic structure which is preserved by operations defined by the structure.
The quality of being isometric — roughly, the same measure and shape.
The difference of quantity or quality between two propositions having the same subject and predicate.
A political party or movement opposed to the party or government in power.
In United States intellectual property law, a proceeding in which an interested party seeks to prevent the registration of a trademark or patent.
The action of opposing or of being in conflict.
The apparent relative position of two celestial bodies when one is at an angle of 180 degrees from the other as seen from the Earth.
An opposite or contrasting position.
A position in which the player on the move must yield with his king allowing his opponent to advance with his own king.