fundamental interval
1Interval arithmetic — Interval arithmetic, also called interval mathematics , interval analysis , and interval computation , is a method in mathematics. It has been developed by mathematicians since the 1950s and 1960s as an approach to putting bounds on rounding… …
2Fundamental theorem of calculus — The fundamental theorem of calculus specifies the relationship between the two central operations of calculus, differentiation and integration.The first part of the theorem, sometimes called the first fundamental theorem of calculus, shows that… …
3Fundamental thermodynamic relation — Thermodynamics …
4Fundamental lemma of calculus of variations — In mathematics, specifically in the calculus of variations, the fundamental lemma in the calculus of variations is a lemma that is typically used to transform a problem from its weak formulation (variational form) into its strong formulation… …
5Interval (music) — For the album by See You Next Tuesday, see Intervals (album). Melodic and harmonic intervals.   …
6Interval cycle — In music, an interval cycle is a collection of pitch classes created from a sequence of the same interval class.[1] In other words a collection of pitches by starting with a certain note and going up by a certain interval until the original note… …
7fundamental theorem of calculus — Basic principle of calculus. It relates the derivative to the integral and provides the principal method for evaluating definite integrals (see differential calculus; integral calculus). In brief, it states that any function that is continuous… …
8fundamental group — noun The group whose elements are homotopy classes of images of the closed interval in a specified topological space, such that the endpoints are both mapped to a designated point, and whose operation is concat …
9Pythagorean interval — In musical tuning theory, a Pythagorean interval is a musical interval with frequency ratio equal to a power of two divided by a power of three, or vice versa. For instance, the perfect fifth with ratio 3/2 (equivalent to 31/21) and the perfect… …
10Discrete frequency — is defined as the frequency with which the samples of a discrete sinusoid occur. Just as in its continuous time counterpart (see frequency), the discrete time signal has a time axis, conventionally denoted by n . The time variable n , however,… …
