贡献者： addis
| $\frac{1}{2}$ | \frac{1}{2} | $a^b$ | a^b
|
| $\cos$ | \cos | $\sin$ | \sin
|
| $x_i$ | x_i | $\Delta x$ | \Delta x
|
| $\displaystyle \sum_{i=0}^n$ | \displaystyle \sum_{i=0}^n | $\oint$ | \oint
|
| $x \to 0$ | x \to 0 | $ \left\lvert a \right\rvert $ | \abs{a}
|
| $i \ge 0$ | i \ge 0 | $i \le 0$ | i \le 0
|
| $\infty$ | \infty | $\in$ | \in
|
| $ \,\mathrm{d}{x} $ | \dd{x} | * | * |
| * | * | * | * |
| * | * | * | * |
| $\lim$ | \lim | $\displaystyle \lim_{x \to 0}$ | \displaystyle \lim_{ x \to 0,y \to 0}
|
| $\int$ | \int | $\int_a^b$ | \int_a^b
|
| * | * | * | * |
| * | * | * | * |
| * | * | * | * |
| * | * | * | * |
| * | * | * | * |
| * | * | * | * |
| * | * | * | * |
| * | * | * | * |