quadratise
1) to make a function involving terms expressible with Taylor series into a funtion of second order
2)cockney mathematical rhyming slang for 'telling lies'
2)cockney mathematical rhyming slang for 'telling lies'
Bruce: quadratise that Lagrangian,
Gertrude: ok, I shall express it in terms of second order functions only
Gertrude: ok, I shall express it in terms of second order functions only