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4 | You may embed mathematical symbols and formulas into the statement (when it |
4 | You may embed mathematical symbols and formulas into the statement (when it |
5 | is of html format), hint and solution. |
5 | is of html format), hint and solution. |
6 | <p> |
6 | <p> |
7 | If you simply want to insert some mathematical symbols or greek letters, |
7 | If you simply want to insert some mathematical symbols or greek letters, |
8 | you just need to type a <tt>\</tt> followed by the name of |
8 | you just need to type a <tt class="wims_code_words">\</tt> followed by the name of |
9 | the symbol or greek letter (if you haven't used this name in your parameter |
9 | the symbol or greek letter (if you haven't used this name in your parameter |
10 | definitions). For example, <tt>\pi</tt> gives you $m_pi, |
10 | definitions). For example, <tt class="wims_code_variable">\pi</tt> gives you $m_pi, |
11 | <tt>\le |
11 | <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 |
12 | $m_rightarrow, etc. The names of the symbols follow the standard TeX |
12 | $m_rightarrow, etc. The names of the symbols follow the standard TeX |
13 | convention. Here is a |
13 | convention. Here is a |
14 | !href target=wims_help module=help/wimsdoc.en&subject=mathfonts#mathfonts list of mathematical symbols and their names |
14 | !href target=wims_help module=help/wimsdoc.en&subject=mathfonts#mathfonts list of mathematical symbols and their names |
15 | (replace <tt>$$m_ |
15 | (replace <tt class="wims_code_words">$$m_</tt> by <tt class="wims_code_words">\</tt> in the names). |
16 | <p> |
16 | <p> |
17 | More generally, to insert a whole mathematical formula, you |
17 | More generally, to insert a whole mathematical formula, you |
18 | can type the formula in the usual way as if you enter it into any |
18 | can type the formula in the usual way as if you enter it into any |
19 | mathematical software or any computational tool under WIMS. In order to make |
19 | mathematical software or any computational tool under WIMS. In order to make |
20 | the formula formatted and shown beautifully, you have |
20 | the formula formatted and shown beautifully, you have |
21 | only to enclose it in a pair of parentheses preceded by a backslash \. For |
21 | only to enclose it in a pair of parentheses preceded by a backslash \. For |
22 | example, <tt>\(x^3-3x+cos(2pi*x)^5)</tt> gives you |
22 | example, <tt class="wims_code_words">\(x^3-3x+cos(2pi*x)^5)</tt> gives you |
23 | !insmath x^3-3*x+cos(2pi*x)^5 |
23 | !insmath x^3-3*x+cos(2pi*x)^5 |
24 | , or <tt>\(sqrt(x^2+y^2))</tt> gives you |
24 | , or <tt class="wims_code_words">\(sqrt(x^2+y^2))</tt> gives you |
25 | !insmath sqrt(x^2+y^2) |
25 | !insmath sqrt(x^2+y^2) |
26 | . You can type <tt>\(integrate(x^2+1)dx)</tt> for |
26 | . You can type <tt class="wims_code_words">\(integrate(x^2+1)dx)</tt> for |
27 | !insmath integrate(x^2+1)*dx |
27 | !insmath integrate(x^2+1)*dx |
28 | , or <tt>\(integrate(exp(x^2+1),x=1..infinity))</tt> for |
28 | , or <tt class="wims_code_words">\(integrate(exp(x^2+1),x=1..infinity))</tt> for |
29 | !insmath integrate(exp(x^2+1),x=1..infinity) |
29 | !insmath integrate(exp(x^2+1),x=1..infinity) |
30 | . You can also write the sum |
30 | . You can also write the sum |
31 | !insmath sum(1/n^2,n=1..infinity) |
31 | !insmath sum(1/n^2,n=1..infinity) |
32 | using <tt>\(sum(1/n^2,n=1..infinity)</tt>, or the product |
32 | using <tt class="wims_code_words">\(sum(1/n^2,n=1..infinity)</tt>, or the product |
33 | !insmath product(n/(n+1),n=1..infinity) |
33 | !insmath product(n/(n+1),n=1..infinity) |
34 | using <tt>\(product(n/(n+1),n=1..infinity)</tt>. |
34 | using <tt class="wims_code_words">\(product(n/(n+1),n=1..infinity)</tt>. |
35 | <p> |
35 | <p> |
36 | More helps on how to enter mathematical expressions are in |
36 | More helps on how to enter mathematical expressions are in |
37 | !href target=wims_help module=help/main&chapter=1&open=1_math#math this page |
37 | !href target=wims_help module=help/main&chapter=1&open=1_math#math this page |
38 | . |
38 | . |
39 | <p> |
39 | <p> |
40 | To show a matrix |
40 | To show a matrix |
41 | !insmath [1,2,3;4,5,6;7,8,9] |
41 | !insmath [1,2,3;4,5,6;7,8,9] |
42 | , you should type <tt>\([1,2,3;4,5,6;7,8,9])</tt>. Nested matrices are |
42 | , you should type <tt class="wims_code_words">\([1,2,3;4,5,6;7,8,9])</tt>. Nested matrices are |
43 | accepted (and will be rendered correctly). |
43 | accepted (and will be rendered correctly). |
44 | <p> |
44 | <p> |
45 | For experts in TeX or LaTeX, please notice that whenever the software sees a formula |
45 | For experts in TeX or LaTeX, please notice that whenever the software sees a formula |
46 | enclosed in a pair of parentheses preceded by <tt>\</tt> which contains |
46 | enclosed in a pair of parentheses preceded by <tt class="wims_code_words">\</tt> which contains |
47 | backslashes, it will interpret it as a TeX source, and will directly try to |
47 | backslashes, it will interpret it as a TeX source, and will directly try to |
48 | format it by TeX. This will allow you to write very sophisticated formulas if |
48 | format it by TeX. This will allow you to write very sophisticated formulas if |
49 | you know how to write them in the TeX way. |
49 | you know how to write them in the TeX way. |
50 | TeX ou LaTeX, you can write inside the parentheses <tt>\displaystyle</tt> or |
50 | TeX ou LaTeX, you can write inside the parentheses <tt class="wims_code_words">\displaystyle</tt> or |
51 | an empty pair of braces <tt>{}</tt>. |
51 | an empty pair of braces <tt class="wims_code_words">{}</tt>. |
52 | For example, you will get |
52 | For example, you will get |
53 | !insmath \displaystyle a |
53 | !insmath \displaystyle a |
54 | via <tt>\(\displaystyle a )</tt> |
54 | via <tt class="wims_code_words">\(\displaystyle a )</tt> |
55 | or <tt>\({} a )</tt> |
55 | or <tt class="wims_code_words">\({} a )</tt> |
56 | and |
56 | and |
57 | !insmath a |
57 | !insmath a |
58 | via <tt>\( a )</tt>. |
58 | via <tt class="wims_code_words">\( a )</tt>. |
59 | 59 | ||
60 | <p> |
60 | <p> |
61 | And the most complete way to use TeX in your exercise is to choose |
61 | And the most complete way to use TeX in your exercise is to choose |
62 | !href cmd=help&special_parm=format TeX format |
62 | !href cmd=help&special_parm=format TeX format |
63 | (for the statement only). |
63 | (for the statement only). |