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mutually perpendicular planes

См. также в других словарях:

  • Cartesian coordinate system — Illustration of a Cartesian coordinate plane. Four points are marked and labeled with their coordinates: (2, 3) in green, (−3, 1) in red, (−1.5, −2.5) in blue, and the origin (0, 0) in purple. A Cartesian coordinate system specifies each point… …   Wikipedia

  • Curvilinear coordinates — Curvilinear, affine, and Cartesian coordinates in two dimensional space Curvilinear coordinates are a coordinate system for Euclidean space in which the coordinate lines may be curved. These coordinates may be derived from a set of Cartesian… …   Wikipedia

  • Stress (mechanics) — Continuum mechanics …   Wikipedia

  • pleochroism — /plee ok roh iz euhm/, n. the property of certain crystals of exhibiting different colors when viewed from different directions under transmitted light. Cf. dichroism (def. 1), trichroism. [1855 60; PLEOCHRO(IC) + ISM] * * * ▪ optics  (from Greek …   Universalium

  • algebraic surface —       in three dimensional space, a surface the equation of which is f(x, y, z) = 0, with f(x, y, z) a polynomial in x, y, z. The order of the surface is the degree of the polynomial equation. If the surface is of the first order, it is a plane.… …   Universalium

  • octant — octantal /ok tan tl/, adj. /ok teuhnt/, n. 1. the eighth part of a circle. 2. Math. any of the eight parts into which three mutually perpendicular planes divide space. 3. an instrument having an arc of 24°, used by navigators for measuring angles …   Universalium

  • octant — oc•tant [[t]ˈɒk tənt[/t]] n. 1) math. the eighth part of a circle 2) math. any of the eight parts into which three mutually perpendicular planes divide space 3) sur an instrument having an arc of 24°, used by navigators for measuring angles up to …   From formal English to slang

  • octant — /ˈɒktənt/ (say oktuhnt) noun 1. the eighth part of a circle. 2. Mathematics each of the eighths into which three mutually perpendicular planes with a common point divide space. 3. an instrument similar to a sextant, having a graduated arc of 45° …  

  • saddle point — noun 1. : a point on a curved surface at which the curvatures in two mutually perpendicular planes are of opposite signs compare anticlastic 2. : a value of a function of two variables which is a maximum with respect to one and a minimum with… …   Useful english dictionary

  • mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …   Universalium

  • solids, mechanics of — ▪ physics Introduction       science concerned with the stressing (stress), deformation (deformation and flow), and failure of solid materials and structures.       What, then, is a solid? Any material, fluid or solid, can support normal forces.… …   Universalium

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