Ciro Santilli @cirosantilli 40

Uranium-based, dropped on Hiroshima. The uranium was enriched at the Clinton Engineer Works.

A Python wrapper over a bunch of numeric and computer algebra system packages to try and fully replace MATLAB et. al.

For example, their

Quickstart tutorial at: www.sagemath.org/tour-quickstart.html From this we see that they are very opinionated, you don't need to import anything, everything has a pre-defined global name, which is convenient, e.g.:is the 3D vector space over the rationals. This also suggests that they are quite focused on computer algebra as opposed to numerical.

Cirists,

A positive definite matrix that is also a symmetric matrix.

They do have some really good ones.

It is interesting that in different episodes they often switch the dominant/passive roles, so it's not fixed as in Laurel and Hardy.