ELI5: Explain Like I'm 5

Logarithmic differentiation

Okay, kiddo, so let me explain what logarithmic differentiation is really simply.

You know how sometimes when you're doing math you need to multiply really big numbers? Like, maybe you need to multiply 356 by 248 or something like that. It can be really hard to do that in your head or on paper, right?

Well, sometimes when we're trying to solve a math problem, we come across something that's kind of like trying to multiply very big or very complicated numbers. But instead of multiplying, we need to take the derivative of something that's not very easy to take the derivative of.

That's where logarithmic differentiation comes in. We can use something called logarithm (which is a fancy word for a math tool that helps us work with really big or small numbers) to simplify the process of taking the derivative.

Basically, what we do is take the logarithm of both sides of the equation we're trying to solve. Then, we can use some rules of logarithms to make the equation simpler to work with. And once we've simplified the equation, we can take the derivative more easily.

It's kind of like breaking down a big number into smaller parts to make it easier to multiply. We break down the equation into parts using logarithms to make it easier to take the derivative.

So that's what logarithmic differentiation is all about, kiddo. It's just a way to simplify complicated equations so we can take their derivative more easily.