Math is hard, and reading it is slow for even ggood mathmeticians. However, it does get easier with practice, as one learns the conventions and norms. It is not

Math is hard, and reading it is slow for even ggood mathmeticians. However, it does get easier with practice, as one learns the conventions and norms. It is not self explanatory; aliens would not glance at a notebook and immediately know that it is a proof of the cardinality of the set of prime numbers, for example.