cartesian axis
81Classical central-force problem — In classical mechanics, the central force problem is to determine the motion of a particle under the influence of a single central force. A central force is a force that points from the particle directly towards (or directly away from) a fixed… …
82Triangle — This article is about the basic geometric shape. For other uses, see Triangle (disambiguation). Isosceles and Acute Triangle redirect here. For the trapezoid, see Isosceles trapezoid. For The Welcome to Paradox episode, see List of Welcome to… …
83Cubic harmonic — Cubic harmonics In fields like computational chemistry and solid state and condensed matter physics the so called atomic orbitals, or spin orbitals, as they appear in textbooks[1] …
84Curl (mathematics) — Topics in Calculus Fundamental theorem Limits of functions Continuity Mean value theorem Differential calculus  Derivative Change of variables Implicit differentiation Taylor s theorem Related rates …
85Geodetic system — For other uses, see Geodetic. Geodesy Fundamentals …
86Space group — In mathematics and geometry, a space group is a symmetry group, usually for three dimensions, that divides space into discrete repeatable domains. In three dimensions, there are 219 unique types, or counted as 230 if chiral copies are considered… …
87Vector fields in cylindrical and spherical coordinates — Cylindrical coordinate system = Vector fields Vectors are defined in cylindrical coordinates by (ρ,φ,z), where * ρ is the length of the vector projected onto the X Y plane, * φ is the angle of the projected vector with the positive X axis (0 ≤ φ… …
88Nephroid — The nephroid is the red curve Half of a nephroid in coffee glass The nephroid is a plane curve whose …
89List of common coordinate transformations — This is a list of some of the most commonly used coordinate transformations. Contents 1 2 Dimensional 1.1 To Cartesian coordinates from polar coordinates 1.2 To polar coordinates from Cartesian coordinates …
90List of character tables for chemically important 3D point groups — This lists the character tables for the more common molecular point groups used in the study of molecular symmetry. These tables are based on the group theoretical treatment of the symmetry operations present in common molecules, and are useful… …
