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HTML5 MathML(??? ???)

MathML ? ????? ?? ??? ??? ???? ?? ??? ??? ??? ??? ???? ?? XML ?? ??? ??? ?? W3C ?? ?????.

HTML5? ???? MathML ??? ??? ? ??? ?? ??? <math>...</math> ???.

????? ?? ?:

<!DOCTYPE html>
<html>
   <head>
      <meta charset="UTF-8">
      <title>php中文網(wǎng)(php.cn)</title>
   </head>
   <body>
      <math xmlns="http://www.w3.org/1998/Math/MathML">
         <mrow>
            <msup><mi>X</mi><mn>2</mn></msup>
            <mo>+</mo>
            <msup><mi>Y</mi><mn>2</mn></msup>
            <mo>=</mo>
            <msup><mi>Z</mi><mn>2</mn></msup>
         </mrow>
      </math>
   </body>
</html>

??: Firefox ????? ?? ?? ?? ????. ?? ?????? ??? ??? ?? ? ????.


??? ??:

<!DOCTYPE html>
<html>
   <head>
      <meta charset="UTF-8">
      <title>php中文網(wǎng)(php.cn)</title>
   </head>
   <body>
      <math xmlns="http://www.w3.org/1998/Math/MathML">
<msup><mi>e</mi><mi>i&pi;</mi></msup>
<mo>+</mo>
<mn>1</mn>
<mo>=</mo>
<mn>0</mn>
      </math>
   </body>
</html>


?? ??? ?:

<!DOCTYPE html>
<html>
   <head>
      <meta charset="UTF-8">
      <title>php中文網(wǎng)(php.cn)</title>
   </head>
   <body>
      <math xmlns="http://www.w3.org/1998/Math/MathML">
         <mrow>
            <mi>A</mi>
            <mo>=</mo>
            <mfenced open="[" close="]">
               <mtable>
                  <mtr>
                     <mtd><mi>x</mi></mtd>
                     <mtd><mi>y</mi></mtd>
                  </mtr>
                  <mtr>
                     <mtd><mi>z</mi></mtd>
                     <mtd><mi>w</mi></mtd>
                  </mtr>
               </mtable>
               
            </mfenced>
         </mrow>
      </math>
      
   </body>
</html>

??: Firefox ????? ???.


???? ??
||
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>php中文網(wǎng)(php.cn)</title> </head> <body> <math xmlns="http://www.w3.org/1998/Math/MathML"> <msup><mi>e</mi><mi>iπ</mi></msup> <mo>+</mo> <mn>1</mn> <mo>=</mo> <mn>0</mn> </math> </body> </html>