Symbol in context

$N^3$

This entry links every published equation using this exact notation. Its meaning may change between equations.

Used in 3 equations

2N^3

This mathematical expression combines the displayed quantities; its precise role follows from the surrounding article text.

Q(b) \;\approx\; \frac{2N^3}{b} + N^2, \qquad \text{subject to} \quad 3b^2 \le M .

This equation gives an approximation: it relates the quantities while allowing an approximation.

Q_{\min} \;\approx\; 2\sqrt{3}\,\frac{N^3}{\sqrt{M}} .

This equation gives an approximation: it relates the quantities while allowing an approximation.