11.35. HTML5 MathML

发布时间 ： 2025-10-25 13:33:11 UTC      

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HTML5 can be used in documents MathML element, the corresponding label is ... .

MathML is a mathematical markup language, which is based on XML (a subset of the standard general markup language). It is used to write mathematical symbols and formulas on the Internet.

Note: most browsers support the MathML tag. If your browser does not support this tag, you can use the latest version of Firefox or Safari browser to view it.

11.35.1. MathML instance

Here is a simple example of MathML:

Example 



   
      
      Rookie Tutorial(runoob.com)
   

   

      

         
            a2
            +

            b2
            =

            c2

Run the result diagram, as shown below:

Image0

The following example adds some operators:

Example 



   
      
      Rookie Tutorial(runoob.com)
   

   

      

         
            

               
                  x
                  2
               

               +

               
                  4
                  ⁢
                  x
               

               +
               4

            

            =
            0

Run the result diagram, as shown below:

Image1

The following example is a 2 × 2 matrix, which can be seen in Firefox 3.5 or above:

Example 



   
      
      Rookie Tutorial(runoob.com)
   

   
      

         
            A
            =

            

               
                  
                     x
                     y
                  

                  
                     z
                     w

Run the result diagram, as shown below:

Image2

文章链接 ： 11.35. HTML5 MathML

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In recent years, Geographic Information Systems (GIS) have undergone rapid development in both theoretical and practical dimensions. GIS has been widely applied for modeling and decision-making support across various fields such as urban management, regional planning, and environmental remediation, establishing geographic information as a vital component of the information era. The introduction of the “Digital Earth” concept has further accelerated the advancement of GIS, which serves as its technical foundation. Concurrently, scholars have been dedicated to theoretical research in areas like spatial cognition, spatial data uncertainty, and the formalization of spatial relationships. This reflects the dual nature of GIS as both an applied technology and an academic discipline, with the two aspects forming a mutually reinforcing cycle of progress.