Huge fan of the idea in fiction of Applied Topology is magic https://en.wikipedia.org/wiki/The_Laundry_Files https://en.wikipedia.org/wiki/The_Laundry_Files >

Huge fan of the idea in fiction of Applied Topology is magic https://en.wikipedia.org/wiki/The_Laundry_Files https://en.wikipedia.org/wiki/The_Laundry_Files > Howard is recruited to work for the Q-Division of SOE, otherwise known as "the Laundry", the British government agency which deals with occult threats. "Magic" is described as being a branch of applied computation (mathematics), therefore computers and equations are just as useful, and perhaps more potent, than classic spellbooks, pentagrams, and sigils for the purpose of influencing ancient powers and opening gates to other dimensions.