Diagram of simple filtration: oversize particles in the feed cannot pass through the lattice structure of the filter, while fluid and small particles pass through, becoming filtrate.
An odd function can be identified by replacing both the x and y values with -x and -y values. If the values in your equation are the opposite (positives are negatives and negatives are positives), then the function is odd. Take, for example, this equation y = x^2.
Definition of EVEN FUNCTION. : a function such that f(x)=f(âx) where the value remains unchanged if the sign of the independent variable is reversed. ADVERTISEMENT.This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis.ven function. noun. Tweet. : a function such that f(x)=f(âx) where the value remains unchanged if the sign of the independent variable is reversed. ADVERTISEMENT.