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You may embed mathematical symbols and formulas into the statement (when it
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You may embed mathematical symbols and formulas into the statement (when it
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is of html format), hint and solution.
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is of html format), hint and solution.
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<p>
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<p>
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If you simply want to insert some mathematical symbols or greek letters,
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If you simply want to insert some mathematical symbols or greek letters,
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you just need to type a <tt>\</tt> followed by the name of
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you just need to type a <tt class="wims_code_words">\</tt> followed by the name of
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the symbol or greek letter (if you haven't used this name in your parameter
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the symbol or greek letter (if you haven't used this name in your parameter
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definitions). For example, <tt>\pi</tt> gives you $m_pi,
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definitions). For example, <tt class="wims_code_variable">\pi</tt> gives you $m_pi,
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<tt>\le</tt> gives $m_le, <tt>\pm</tt> gives $m_pm, <tt>\rightarrow</tt> gives
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<tt class="wims_code_variable">\le</tt> gives $m_le, <tt class="wims_code_variable">\pm</tt> gives $m_pm, <tt class="wims_code_variable">\rightarrow</tt> gives
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$m_rightarrow, etc. The names of the symbols follow the standard TeX
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$m_rightarrow, etc. The names of the symbols follow the standard TeX
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convention. Here is a
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convention. Here is a
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!href target=wims_help module=help/wimsdoc.en&subject=mathfonts#mathfonts list of mathematical symbols and their names
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!href target=wims_help module=help/wimsdoc.en&subject=mathfonts#mathfonts list of mathematical symbols and their names
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 (replace <tt>$$m_</tt> by <tt>\</tt> in the names).
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 (replace <tt class="wims_code_words">$$m_</tt> by <tt class="wims_code_words">\</tt> in the names).
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<p>
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<p>
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More generally, to insert a whole mathematical formula, you
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More generally, to insert a whole mathematical formula, you
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can type the formula in the usual way as if you enter it into any
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can type the formula in the usual way as if you enter it into any
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mathematical software or any computational tool under WIMS. In order to make
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mathematical software or any computational tool under WIMS. In order to make
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the formula formatted and shown beautifully, you have
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the formula formatted and shown beautifully, you have
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only to enclose it in a pair of parentheses preceded by a backslash \. For
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only to enclose it in a pair of parentheses preceded by a backslash \. For
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example, <tt>\(x^3-3x+cos(2pi*x)^5)</tt> gives you
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example, <tt class="wims_code_words">\(x^3-3x+cos(2pi*x)^5)</tt> gives you
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!insmath x^3-3*x+cos(2pi*x)^5
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!insmath x^3-3*x+cos(2pi*x)^5
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, or <tt>\(sqrt(x^2+y^2))</tt> gives you
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, or <tt class="wims_code_words">\(sqrt(x^2+y^2))</tt> gives you
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!insmath sqrt(x^2+y^2)
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!insmath sqrt(x^2+y^2)
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. You can type <tt>\(integrate(x^2+1)dx)</tt> for
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. You can type <tt class="wims_code_words">\(integrate(x^2+1)dx)</tt> for
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!insmath integrate(x^2+1)*dx
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!insmath integrate(x^2+1)*dx
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, or <tt>\(integrate(exp(x^2+1),x=1..infinity))</tt> for
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, or <tt class="wims_code_words">\(integrate(exp(x^2+1),x=1..infinity))</tt> for
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!insmath integrate(exp(x^2+1),x=1..infinity)
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!insmath integrate(exp(x^2+1),x=1..infinity)
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. You can also write the sum
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. You can also write the sum
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!insmath sum(1/n^2,n=1..infinity)
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!insmath sum(1/n^2,n=1..infinity)
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 using <tt>\(sum(1/n^2,n=1..infinity)</tt>, or the product
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 using <tt class="wims_code_words">\(sum(1/n^2,n=1..infinity)</tt>, or the product
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!insmath product(n/(n+1),n=1..infinity)
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!insmath product(n/(n+1),n=1..infinity)
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 using <tt>\(product(n/(n+1),n=1..infinity)</tt>.
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 using <tt class="wims_code_words">\(product(n/(n+1),n=1..infinity)</tt>.
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<p>
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<p>
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More helps on how to enter mathematical expressions are in
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More helps on how to enter mathematical expressions are in
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!href target=wims_help module=help/main&chapter=1&open=1_math#math this page
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!href target=wims_help module=help/main&chapter=1&open=1_math#math this page
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.
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.
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<p>
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<p>
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To show a matrix
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To show a matrix
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!insmath [1,2,3;4,5,6;7,8,9]
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!insmath [1,2,3;4,5,6;7,8,9]
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, you should type <tt>\([1,2,3;4,5,6;7,8,9])</tt>. Nested matrices are
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, you should type <tt class="wims_code_words">\([1,2,3;4,5,6;7,8,9])</tt>. Nested matrices are
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accepted (and will be rendered correctly).
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accepted (and will be rendered correctly).
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<p>
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<p>
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For experts in TeX or LaTeX, please notice that whenever the software sees a formula
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For experts in TeX or LaTeX, please notice that whenever the software sees a formula
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enclosed in a pair of parentheses preceded by <tt>\</tt> which contains
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enclosed in a pair of parentheses preceded by <tt class="wims_code_words">\</tt> which contains
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backslashes, it will interpret it as a TeX source, and will directly try to
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backslashes, it will interpret it as a TeX source, and will directly try to
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format it by TeX. This will allow you to write very sophisticated formulas if
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format it by TeX. This will allow you to write very sophisticated formulas if
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you know how to write them in the TeX way.
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you know how to write them in the TeX way.
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TeX ou LaTeX, you can write inside the parentheses <tt>\displaystyle</tt> or
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TeX ou LaTeX, you can write inside the parentheses <tt class="wims_code_words">\displaystyle</tt> or
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an empty pair of braces <tt>{}</tt>.
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an empty pair of braces <tt class="wims_code_words">{}</tt>.
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For example, you will get &nbsp;
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For example, you will get &nbsp;
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!insmath \displaystyle a
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!insmath \displaystyle a
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&nbsp;  &nbsp; via <tt>\(\displaystyle a )</tt>
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&nbsp;  &nbsp; via <tt class="wims_code_words">\(\displaystyle a )</tt>
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or <tt>\({} a )</tt>
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or <tt class="wims_code_words">\({} a )</tt>
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and &nbsp;
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and &nbsp;
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!insmath a
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!insmath a
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&nbsp;  &nbsp; via <tt>\( a )</tt>.
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&nbsp;  &nbsp; via <tt class="wims_code_words">\( a )</tt>.
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<p>
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<p>
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And the most complete way to use TeX in your exercise is to choose
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And the most complete way to use TeX in your exercise is to choose
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!href cmd=help&special_parm=format TeX format
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!href cmd=help&special_parm=format TeX format
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 (for the statement only).
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 (for the statement only).