2min chapter

In Our Time: Philosophy cover image

Logic

In Our Time: Philosophy

CHAPTER

Defining Number in a Numerical Way

Russell was trying toa define number in terms of classes of things. Some, some classes are ar members of the class of classes, ok? But some classes, or a class oftea ns ard, not themselves. You've got a contradiction. To avoid it, you have to introduce this rather adhock manoeuvr of inventing a hierarchy. And and that the higher levels of the hierarchy can take as members members of the lower levels,. but they can't take members at the same level.

00:00

Get the Snipd
podcast app

Unlock the knowledge in podcasts with the podcast player of the future.
App store bannerPlay store banner

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode

Save any
moment

Hear something you like? Tap your headphones to save it with AI-generated key takeaways

Share
& Export

Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode