Achievements For:

0/5 unlocked

Finished 18.06

All 34 lectures and all 34 problem sets.

Halfway Through 18.06

Seventeen lectures down.

Every Problem Set Done

All 34 problem sets, whatever the lecture count.

The Four Fundamental Subspaces

Explain column space, row space and both null spaces, and how their dimensions relate.

SVD By Hand

Compute a singular value decomposition of a small matrix without a computer.