Recent content by fionamb831

Ah right! It's clear to me now. Thanks, that's a great help!

Ok, sorry for the confusion. The actual example of this is found in Simon Mallams notes at the end of page 15, example 2.2, the second result if you google "simon malham introduction to asymptotic analysis" (sorry I can't post links yet). The proper equation is $\epsilon x^2 + x - 1 = 0$ One...

Hi! I'm taking a course on Perturbation theory and as it's quite advanced the lecturer assumes everyone has a good level of maths. One of the parts is expanding roots of a quadratic equation about 0, I can understand how simple ones of the form $(1 + x)^2$ but I don't know where the answers are...