Terms for subject Mathematics containing for once

English	Russian
Division by zero is excluded once and for all	Деление на нуль исключается раз и навсегда
for a real understanding of these facts it must be emphasized once more that the rational numbers are our own creation and that the rules 1 are imposed at our volition	наложены по нашему желанию
for a real understanding of these facts it must be emphasized once more that the rational numbers are our own creation and that the rules 1 are imposed at our volition	для действительного понимания этих фактов необходимо подчеркнуть ещё раз, что
we state once for all	установим раз и навсегда