Math Material

SyntaxResult

$$
\cos x=\sum_{k=0}^{\infty}\frac{(-1)^k}{(2k)!}x^{2k}
$$

\cos x=\sum_{k=0}^{\infty}\frac{(-1)^k}{(2k)!}x^{2k}

SyntaxResult

\\[
\int_0^1 x^2\,dx = \frac{1}{3}
\\]

\int_0^1 x^2,dx = \frac{1}{3}

SyntaxResult

The homomorphism $f$ is injective if and only if its kernel is only the singleton set $e_G$.

The same expression can be written with $f(a)=f(b)$.

The homomorphism $f$ is injective if and only if its kernel is only the singleton set $e_G$ .

The same expression can be written with $f(a)=f(b)$ .