+ | plus |
- | minus |
* | multiplied by ;times |
÷ | pided by |
= | equals |
≈ | approximately equals |
≠ | not equal to |
< | less than |
> | greater than |
≤ | equal to or less than |
≥ | equal to or greater than |
s | |
{ } | braces |
∈ | is a member of the set |
∽ | similar to |
≌ | congruent to |
* | denotes an operation |
∴ | therefore |
∵ | because |
∶ | ratio sign, pided by |
∷ | equals, as(proportion) |
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