roundoff — noun A move similar to a cartwheel but ending with the legs together and the gymnast facing in the opposite direction … Wiktionary
roundoff — ˈ ̷ ̷ˌ ̷ ̷ noun ( s) Etymology: round off : a tumbling stunt in which the body makes one revolution from feet to hands to feet incorporating a half twist compare cartwheel … Useful english dictionary
Rounding — This article is about numerical rounding. For lip rounding in phonetics, see Labialisation. For other uses, see Rounding (disambiguation). Rounding a numerical value means replacing it by another value that is approximately equal but has a… … Wikipedia
Yurchenko (vault) — Yurchenko is the name of both a specific vault and a vault family in artistic gymnastics. The Yurchenko was named after Soviet gymnast Natalia Yurchenko, who originated the vault in the early 1980s. In a Yurchenko vault, the gymnast does a round… … Wikipedia
Affine arithmetic — (AA) is a model for self validated numerical analysis. In AA, the quantities of interest are represented as affine combinations (affine forms) of certain primitive variables, which stand for sources of uncertainty in the data or approximations… … Wikipedia
Round-off error — For the acrobatic movement, roundoff, see Roundoff. A round off error, also called rounding error, is the difference between the calculated approximation of a number and its exact mathematical value. Numerical analysis specifically tries to… … Wikipedia
Guard digit — In numerical analysis, one or more guard digits can be used to reduce the amount of roundoff error.For example, suppose that the final result of a long, multi step calculation can be safely rounded off to N decimal places. That is to say, the… … Wikipedia
Kahan summation algorithm — In numerical analysis, the Kahan summation algorithm (also known as compensated summation) significantly reduces the numerical error in the total obtained by adding a sequence of finite precision floating point numbers, compared to the obvious… … Wikipedia
Back flip — is a generic term for a sequence of body movements in which a person leaps into the air, performs one complete backwards revolution while still in the air, and then lands on the feet. Variations of back flips, such as the back tuck and back… … Wikipedia
Gymnastics — This article is about the general sport. For a specific form of gymnastics, see Gymnastics (disambiguation). Gymnastics is a sport involving performance of exercises requiring physical strength, flexibility, agility, coordination, and balance.… … Wikipedia
