Lots of folks are asking questions in that vein: * https://aeon.co/essays/does-philosophy-still-need-mathematics-and-vice-versa https://aeon.co/essays/does-phi

Lots of folks are asking questions in that vein: * https://aeon.co/essays/does-philosophy-still-need-mathematics-and-vice-versa https://aeon.co/essays/does-philosophy-still-need-mathematic... Do imaginary numbers exist? They used to be seen as "as fictitious or useless" until Euler came along: * https://en.wikipedia.org/wiki/Imaginary_number https://en.wikipedia.org/wiki/Imaginary_number What about octonions in the present day? * https://news.ycombinator.com/item?id=17575585 https://news.ycombinator.com/item?id=17575585 * https://en.wikipedia.org/wiki/Octonion https://en.wikipedia.org/wiki/Octonion It's kind of hard to tell what idea will lead where.