Mutually equiangular
Equiangular E`qui*an"gu*lar, a. [Equi- + angular. Cf. {Equangular}.] Having equal angles; as, an equiangular figure; a square is equiangular. [1913 Webster]

{Equiangular spiral}. (Math.) See under {Spiral}, n.

{Mutually equiangular}, applied to two figures, when every angle of the one has its equal among the angles of the other. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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• Equiangular — E qui*an gu*lar, a. [Equi + angular. Cf. {Equangular}.] Having equal angles; as, an equiangular figure; a square is equiangular. [1913 Webster] {Equiangular spiral}. (Math.) See under {Spiral}, n. {Mutually equiangular}, applied to two figures,… …   The Collaborative International Dictionary of English

• Equiangular spiral — Equiangular E qui*an gu*lar, a. [Equi + angular. Cf. {Equangular}.] Having equal angles; as, an equiangular figure; a square is equiangular. [1913 Webster] {Equiangular spiral}. (Math.) See under {Spiral}, n. {Mutually equiangular}, applied to… …   The Collaborative International Dictionary of English

• equiangular — adjective Date: 1660 having all or corresponding angles equal < mutually equiangular parallelograms > …   New Collegiate Dictionary

• pro|por|tion|al — «pruh PR shuh nuhl, POHR », adjective, noun. –adj. 1. in the proper proportion; corresponding: »The increase in price is proportional to the improvement in the car. The pay will be proportional to the amount of time put in. The dwarf s long arms… …   Useful english dictionary

• SO(4) — In mathematics, SO(4) is the four dimensional rotation group; that is, the group of rotations about a fixed point in four dimensional Euclidean space. The name comes from the fact that it is (isomorphic to) the special orthogonal group of order 4 …   Wikipedia