There's some information on Wikipedia and Wolfram's MathWorld. But it's very hard to digest at times. This guy produces excellent illustrations/explanations of

There's some information on Wikipedia and Wolfram's MathWorld. But it's very hard to digest at times. This guy produces excellent illustrations/explanations of math concepts: https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw/videos https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw/vid... I wish there could be software that could produce these style of explanations.