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The most basic repeating sequence of steps may be; Side step, Step behind the support foot, Side step, Step across support foot. The sequence may start from any of the four steps and may break wherever it is convenient to move into another dance figure or in the opposite direction. The whole sequence is in the same direction.
The Heaviside step function, or the unit step function, usually denoted by H or θ (but sometimes u, 1 or 𝟙), is a step function named after Oliver Heaviside, the value of which is zero for negative arguments and one for positive arguments. Different conventions concerning the value H(0) are in use.
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The box step is a dance figure named so because the steps rest in the four corners of a square. It is used, e.g., in American Style ballroom dances: rumba, waltz, bronze-level foxtrot. The leader begins with the left foot and proceeds as follows. [2] First half-box: Forward-side-together Second half-box: Backwards-side-together
The Heaviside step function is an often-used step function. A constant function is a trivial example of a step function. Then there is only one interval, =. The sign function sgn(x), which is −1 for negative numbers and +1 for positive numbers, and is the simplest non-constant step function.
In classical ballet, the term ballonné is a step where the leg is extended (can be front, side, or back) at 45 degrees. The knee is then bent and the foot brought to a sur le cou-de-pied position. This can also be done as a relevé or jump.
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In line dancing the term chassé is used for a triple-step sequence in any direction (forward, side, back, diagonally, or curving). For instance, if the chassé is to be done to the right, the right foot steps right, the left foot is placed next to the right, with the weight being transferred to the left foot so that the right foot can complete ...