14 lines
257 B
Plaintext
14 lines
257 B
Plaintext
<!DOCTYPE not [
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<!ELEMENT not - - (Formula*)>
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<!NOTATION TeX SYSTEM "">
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<!NOTATION Eqn SYSTEM "">
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<!ELEMENT formula - O CDATA>
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<!ATTLIST formula notation NOTATION (TeX|Eqn) #CURRENT>
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]>
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<not>
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<formula notation=TeX>
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$$E = MC^2$$
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</formula>
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</not>
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