# Symbols:S

Previous  ... Next

## Set

$S$

Used to denote a general set.

The $\LaTeX$ code for $S$ is S .

## Algebraic Structure

$S$

Used to denote a general algebraic structure, in particular a semigroup.

In this context, frequently seen in the compound symbol $\struct {S, \circ}$ where $\circ$ represents an arbitrary binary operation.

The $\LaTeX$ code for $\struct {S, \circ}$ is \struct {S, \circ} .

## South

$\mathrm S$

### South (Terrestrial)

South is the direction on (or near) Earth's surface along the meridian directly towards the South Pole.

### South (Celestial)

The $\LaTeX$ code for $\mathrm S$ is \mathrm S .

## Southeast

$\mathrm {SE}$

Southeast is the direction on (or near) Earth's surface halfway between south and east.

The $\LaTeX$ code for $\mathrm {SE}$ is \mathrm {SE} .

## Southwest

$\mathrm {SW}$

Southwest is the direction on (or near) Earth's surface halfway between south and west.

The $\LaTeX$ code for $\mathrm {SW}$ is \mathrm {SW} .