In mathematics, notation can be confusing: roots, exponents and logarithms all centre around the same idea, but each employs completely different notation.
Roots use position (such as a superscript digit), roots with a symbol and logarithms, with, well, the word “log”.
It doesn’t need to be this hard. So Grant Sanderson from 3Blue1Brown presents the triangle of power – a “lovely, symmetrical, utterly reasonable” way of describing these operations.
Read science facts, not fiction...
There’s never been a more important time to explain the facts, cherish evidence-based knowledge and to showcase the latest scientific, technological and engineering breakthroughs. Cosmos is published by The Royal Institution of Australia, a charity dedicated to connecting people with the world of science. Financial contributions, however big or small, help us provide access to trusted science information at a time when the world needs it most. Please support us by making a donation or purchasing a subscription today.