New posts in soft-question

In what sense is the forgetful functor $Ab \to Grp$ forgetful?

Proof for '$AB = I$ then $BA = I$' without Motivation?

Feelings of inadequacy as a PhD mathematician [closed]

Time in Mathematics

What is the relationship between completeness and local compactness?

General misconception about $\sqrt x$

Math games for car journeys

Statements equivalent to the Axiom of Choice

Is calculation a part or just a result of Mathematics?

Why is a cartesian morphism called cartesian?

What is the intuitive meaning of "conspiracy" in number theory?

When does "pairwise" strengthen and when does it weaken?

Books for linear algebra over commutative rings

Does Euclidean geometry require a complete metric space?

What higher-level math ought I, an undergraduate, study?

What is u-substitution?

Some intuitive vision on abstract algebra

Career advice: Mathematical neuroscience [closed]

Are there examples of third-(or higher)-order linear differential equations in physics or applied mathematics?

Is there a single or best reason that 2 is an exceptional prime?