New posts in soft-question

Categorical introduction to Algebra and Topology

Genius mathematicians who never published anything

Are infinitesimals equal to zero?

Terry Tao's computational perspective on set theory

Great contributions to mathematics by older mathematicians [closed]

Is being good at mathematic contests necessary to pursue a career in mathematics or physics? [closed]

To what extent were mathematicians in previous centuries aware of the lack of rigour in their methods?

Is mathematical history written by the victors?

Is there anything deep about Fuzzy sets/Fuzzy logic?

Why are groups "abelian" but rings "commutative"?

Big list of serious but fun "unusual" books

"Here's a cool problem": a collection of short questions with clever solutions

Introductory text for calculus of variations

How to start with automated theorem proving?

How to use math textbooks

Is it worth it to get better at contest math?

Cool mathematics I can show to calculus students.

When has one sufficiently mastered an area of mathematics?

The definition of metric space,topological space

Choosing a text for a First Course in Topology