# Leigh.Samphier/Sandbox

RED

## $p$-adic Numbers

### Continuing Fernando Q. Gouvea Book

Leigh.Samphier/Sandbox/P-adic Number is Limit of Unique P-adic Expansion - Complete the uniqueness

## Matroids

### Loops and Parallel Elements

Element is Member of Base iff Not Loop

### Properties of Independent Sets and Bases

All Bases of Matroid have same Cardinality

## Stone Spaces

Join Semilattice Ordered Subset Not Always Subsemilattice