rationalise

structure and run according to rational or scientific principles in order to achieve desired results

We rationalized the factory's production and raised profits

defend, explain, clear away, or make excuses for by reasoning

rationalize the child's seemingly crazy behavior

think rationally; employ logic or reason

When one wonders why one is doing certain things, one should rationalize

remove irrational quantities from

This function can be rationalized

weed out unwanted or unnecessary things

We had to lose weight, so we cut the sugar from our diet