The binary (infix) operators in Maple are:

Most binary operators can be made to apply elementwise by appending a tilde (~).  See operators[elementwise] for details.

$a+b\;$$2+3$

$a+b$

$5$

$a-b\;$$2-3$

$a-b$

$\mathrm{-1}$

$ab\;$$2\cdot 3$

$ab$

$6$

$\frac{a}{b}\;$$\frac{2}{3}$

$\frac{a}{b}$

$\frac{2}{3}$

$a^b\;$$2^3$

$a^b$

$8$

$a\mathbf{mod}b$

$\mathrm{modp}\left(a\,b\right)$

$a<b$

$a<b$

$a\le b$

$a\le b$

$b<a$

$b<a$

$b\le a$

$b\le a$

$a=b$

$a=b$

$a\ne b$

$a\ne b$

$a\mapsto b$

$a\mapsto b$

$\mathrm{`\$`}\left(a\&comma;3\right)$

$a,a,a$

$a@b$

$a@b$

$a^{\left(n\right)}\&semi;$$f^{\left(2\right)}$

$a^{\left(n\right)}$

$f^{\left(2\right)}$

$a\Vert b\&semi;$$''foo''\Vert ''bar''$

$\mathrm{ab}$

$''foobar''$

$a·b$

$a·b$

$a..b$

$a..b$

$a::b$

$a::b$

$a\mathbf{and}b\&semi;$$\mathrm{true}\mathbf{and}\mathrm{false}$

$a\mathbf{and}b$

$\mathrm{false}$

$a\mathbf{or}b\&semi;$$\mathrm{true}\mathbf{or}\mathrm{false}$

$a\mathbf{or}b$

$\mathrm{true}$

$a\mathbf{xor}b\&semi;$$\mathrm{true}\mathbf{xor}\mathrm{false}$

$a\mathbf{xor}b$

$\mathrm{true}$

$a\Rightarrow b\&semi;$$\mathrm{true}\Rightarrow \mathrm{false}$

$a\Rightarrow b$

$\mathrm{false}$

$a\mathbf{subset}b\&semi;$$\left\{2\&comma;3\right\}\mathbf{subset}\left\{1\&comma;2\&comma;3\right\}$

$a\subseteq b$

$\mathrm{true}$

$a\mathbf{union}b\&semi;$$\left\{1\&comma;2\right\}\mathbf{union}\left\{2\&comma;3\right\}$

$a\cup b$

$\left\{1\&comma;2\&comma;3\right\}$

$a\mathbf{intersect}b\&semi;$$\left\{1\&comma;2\right\}\mathbf{intersect}\left\{2\&comma;3\right\}$

$a\cap b$

$\left\{2\right\}$

$a\mathbf{minus}b\&semi;$$\left\{1\&comma;2\right\}\mathbf{minus}\left\{2\&comma;3\right\}$

$a\setminus b$

$\left\{1\right\}$

$\mathrm{`\&x`}≔\left(x\&comma;y\right)\mapsto 2\cdot x+3\cdot y\&semi;$$a\&xb$

$\mathrm{\&x}≔\left(x\&comma;y\right)\mapsto 2\cdot x+3\cdot y$

$2a+3b$

$a,b$

$a,b$

$a≔b\&semi;$$a$

$a≔b$

$b$