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<span class="tt wims_code_variable">\le</span> gives $m_le, <span class="tt wims_code_variable">\pm</span> gives $m_pm, <span class="tt wims_code_variable">\rightarrow</span> gives

<span class="tt wims_code_variable">\le</span> gives $m_le, <span class="tt wims_code_variable">\pm</span> gives $m_pm, <span class="tt wims_code_variable">\rightarrow</span> gives

$m_rightarrow, etc. The names of the symbols follow the standard TeX

$m_rightarrow, etc. The names of the symbols follow the standard TeX

convention. Here is a

convention. Here is a

!href target=wims_help module=help/wimsdoc.en&subject=mathfonts#mathfonts list of mathematical symbols and their names

!href target=wims_help module=help/wimsdoc.en&subject=mathfonts#mathfonts list of mathematical symbols and their names

 (replace <span class="tt wims_code_words">$$m_</span> by <span class="tt wims_code_words">\</span> in the names).

 (replace <span class="tt wims_code_words">$$m_</span> by <span class="tt wims_code_words">\</span> in the names).

More generally, to insert a whole mathematical formula, you

More generally, to insert a whole mathematical formula, you

can type the formula in the usual way as if you enter it into any

can type the formula in the usual way as if you enter it into any

mathematical software or any computational tool under WIMS. In order to make

mathematical software or any computational tool under WIMS. In order to make

the formula formatted and shown beautifully, you have

the formula formatted and shown beautifully, you have

only to enclose it in a pair of parentheses preceded by a backslash \. For

only to enclose it in a pair of parentheses preceded by a backslash \. For

!insmath x^3-3*x+cos(2pi*x)^5

!insmath x^3-3*x+cos(2pi*x)^5

!insmath sqrt(x^2+y^2)

!insmath sqrt(x^2+y^2)

!insmath integrate(x^2+1)*dx

!insmath integrate(x^2+1)*dx

!insmath integrate(exp(x^2+1),x=1..infinity)

!insmath integrate(exp(x^2+1),x=1..infinity)

. You can also write the sum

. You can also write the sum

!insmath sum(1/n^2,n=1..infinity)

!insmath sum(1/n^2,n=1..infinity)

!insmath product(n/(n+1),n=1..infinity)

!insmath product(n/(n+1),n=1..infinity)

More helps on how to enter mathematical expressions are in

More helps on how to enter mathematical expressions are in

!href target=wims_help module=help/main&chapter=1&open=1_math#math this page

!href target=wims_help module=help/main&chapter=1&open=1_math#math this page

.

.

To show a matrix

To show a matrix

!insmath [1,2,3;4,5,6;7,8,9]

!insmath [1,2,3;4,5,6;7,8,9]

accepted (and will be rendered correctly).

accepted (and will be rendered correctly).

<p>

<p>

For experts in TeX or LaTeX, please notice that whenever the software sees a formula

For experts in TeX or LaTeX, please notice that whenever the software sees a formula

enclosed in a pair of parentheses preceded by <span class="tt wims_code_words">\</span> which contains

enclosed in a pair of parentheses preceded by <span class="tt wims_code_words">\</span> which contains

backslashes, it will interpret it as a TeX source, and will directly try to

backslashes, it will interpret it as a TeX source, and will directly try to

you know how to write them in the TeX way.

you know how to write them in the TeX way.

TeX ou LaTeX, you can write inside the parentheses <span class="tt wims_code_words">\displaystyle</span> or

TeX ou LaTeX, you can write inside the parentheses <span class="tt wims_code_words">\displaystyle</span> or

an empty pair of braces <span class="tt wims_code_words">{}</span>.

an empty pair of braces <span class="tt wims_code_words">{}</span>.

For example, you will get  

For example, you will get  

!insmath \displaystyle a

!insmath \displaystyle a

and  

and  

!insmath a

!insmath a

And the most complete way to use TeX in your exercise is to choose

And the most complete way to use TeX in your exercise is to choose

!href cmd=help&special_parm=format TeX format

!href cmd=help&special_parm=format TeX format

 (for the statement only).

 (for the statement only).