Terms for subject Mathematics containing t/a

English	Russian
a function of period T	функция с периодом T
in order for a flow to take place for t > 0	для того, чтобы поток имел место при t > 0
note that in this case f is just the oscillation of a function F on T	отметим, что
the computed solution is an exact solution of a problem in which T is perturbed slightly	вычисленное решение
using T we proceed to recast equations 1 and 2 as a pair of non-linear integral equations:..	мы продолжаем перерабатывать уравнения