# ∆ U+2206 INCREMENT

- = Laplace operator
- = forward difference
- = symmetric difference (in set theory)
- • other symbols may also be used for symmetric difference
- → [U+0394 Δ GREEK CAPITAL LETTER DELTA](/unicode/U+0394.md)
- → [U+25B3 △ WHITE UP-POINTING TRIANGLE](/unicode/U+25B3.md)