- positive contraction
- мат. положительное сжатие
Большой англо-русский и русско-английский словарь. 2001.
positive contraction
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Positive pressure ventilation — Intervention ICD 9 CM 93.90 93.91 Me … Wikipedia
Contraction (operator theory) — In operator theory, a bounded operator T: X → Y between normed vector spaces X and Y is said to be a contraction if its operator norm ||T|| ≤ 1. Every bounded operator becomes a contraction after suitable scaling. The analysis of… … Wikipedia
Contraction stress test — Oxytocin A contraction stress test (CST) is performed near the end of pregnancy to determine how well the fetus will cope with the contractions of childbirth. The aim is to induce contractions and monitor the fetus to check for heart rate… … Wikipedia
contraction — 1. A shortening or increase in tension; denoting the normal function of muscle. 2. A shrinkage or reduction in size. 3. Heart beat, as in premature c..beat. [L. contractus, drawn together] after c … Medical dictionary
Positive feedback — Alarm or panic can spread by positive feedback among a herd of animals to cause a stampede. Positive feedback is energy taken from the output of a system and reapplied to the input, which is phase congruent with the input signal. A system… … Wikipedia
Positive definite function on a group — In operator theory, a positive definite function on a group relates the notions of positivity, in the context of Hilbert spaces, and algebraic groups. It can be viewed as a particular type of positive definite kernel where the underlying set has… … Wikipedia
contraction stress test — (CST) the monitoring of the response of the fetal heart rate to uterine contractions by cardiotocography; uterine contractions may be spontaneous or induced by maternal nipple stimulation or by intravenous infusion of oxytocin (oxytocin challenge … Medical dictionary
positive accommodation — adjustment of the eye for focusing at short distances by contraction of the ciliary muscle … Medical dictionary
positive myoclonus — myoclonus caused by a sudden muscle contraction; cf. negative m … Medical dictionary
lanthanide contraction — ▪ chemistry also called lanthanoid contraction in chemistry, the steady decrease in the size of the atoms and ions of the rare earth elements (rare earth element) with increasing atomic number from lanthanum (atomic number 57) through… … Universalium
Excitation-contraction coupling — Excitation contraction (EC) coupling is a term coined in 1952 to describe the physiological process of converting an electrical stimulus to a mechanical response [1]. This process is fundamental to muscle physiology, whereby the electrical… … Wikipedia
