# make+homogeneous

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**Symmetric polynomial**— This article is about individual symmetric polynomials. For the ring of symmetric polynomials, see ring of symmetric functions. In mathematics, a symmetric polynomial is a polynomial P(X1, X2, …, Xn) in n variables, such that if any of the… …72

**catalysis**— catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …73

**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.… …74

**KIBBUTZ MOVEMENT**— The kibbutz, or kevuẓah (plural: kibbutzim, kevuẓot) is a voluntary collective community, mainly agricultural, in which there is no private wealth and which is responsible for all the needs of the members and their families. The kibbutz movement… …75

**Nation state**— For the ambiguities and specifications surrounding the terms nation, international, state, and country, see Nation. For the online video game, see Jennifer Government: NationStates. Part of the Politics series …76

**Diffraction topography**— (short: topography ) is an X ray imaging technique based on Bragg diffraction. Diffraction topographic images ( topographs ) record the intensity profile of a beam of X rays (or, sometimes, neutrons) diffracted by a crystal. A topograph thus… …77

**Stereology**— (from Greek stereos = solid) was originally defined as the spatial interpretation of sections . It is an interdisciplinary field that is largely concerned with the three dimensional interpretation of planar sections of materials or tissues. It… …78

**Germany**— /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …79

**Big Bang**— This article is about the cosmological model. For the sitcom, see The Big Bang Theory. For other uses, see Big Bang (disambiguation) …80

**Maxwell's equations**— For thermodynamic relations, see Maxwell relations. Electromagnetism …