A relational symbol combining "greater than" and "equals" to indicate greater than or equal to in inequalities.
Examples
Basic inequality with real numbers
x \geqslant 5
Constraint in optimization problem
\text{minimize } f(x) \text{ subject to } g(x) \geqslant 0
Sequence comparison
a_n \geqslant M \text{ for all } n \geqslant N