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Pure Python library for LaTeX to MathML conversion.

Project description

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latex2mathml

Pure Python library for LaTeX to MathML conversion.

Usage

import latex2mathml

latex_input = "<your_latex_string>"
mathml_output = latex2mathml.convert(latex_input)

Examples

Identifiers, Numbers and Operators

LaTeX Input
x
MathML Output
<math>
    <mrow>
        <mi>x</mi>
    </mrow>
</math>
LaTeX Input
xyz
MathML Output
<math>
    <mrow>
        <mi>x</mi>
        <mi>y</mi>
        <mi>z</mi>
    </mrow>
</math>
LaTeX Input
3
MathML Output
<math>
    <mrow>
        <mn>3</mn>
    </mrow>
</math>
LaTeX Input
444
MathML Output
<math>
    <mrow>
        <mn>444</mn>
    </mrow>
</math>
LaTeX Input
12.34
MathML Output
<math>
    <mrow>
        <mn>12.34</mn>
    </mrow>
</math>
LaTeX Input
12x
MathML Output
<math>
    <mrow>
        <mn>12</mn>
        <mi>x</mi>
    </mrow>
</math>
LaTeX Input
3-2
MathML Output
<math>
    <mrow>
        <mn>3</mn>
        <mo>&#x02212;</mo>
        <mn>2</mn>
    </mrow>
</math>

Subscripts and Superscripts

LaTeX Input
a_b
MathML Output
<math>
    <mrow>
        <msub>
            <mi>a</mi>
            <mi>b</mi>
        </msub>
    </mrow>
</math>
LaTeX Input
a^b
MathML Output
<math>
    <mrow>
        <msup>
            <mi>a</mi>
            <mi>b</mi>
        </msup>
    </mrow>
</math>
LaTeX Input
a_b^c
MathML Output
<math>
    <mrow>
        <msubsup>
            <mi>a</mi>
            <mi>b</mi>
            <mi>c</mi>
        </msubsup>
    </mrow>
</math>

Fractions

LaTeX Input
\frac{1}{2}
MathML Output
<math>
    <mrow>
        <mfrac>
            <mrow>
                <mn>1</mn>
            </mrow>
            <mrow>
                <mn>2</mn>
            </mrow>
        </mfrac>
    </mrow>
</math>

Roots

LaTeX Input
\sqrt{2}
MathML Output
<math>
    <mrow>
        <msqrt>
            <mrow>
                <mn>2</mn>
            </mrow>
        </msqrt>
    </mrow>
</math>
LaTeX Input
\sqrt[3]{2}
MathML Output
<math>
    <mrow>
        <mroot>
            <mrow>
                <mn>2</mn>
            </mrow>
            <mrow>
                <mn>3</mn>
            </mrow>
        </mroot>
    </mrow>
</math>

Matrices

LaTeX Input
\begin{matrix}a & b \\ c & d \end{matrix}
MathML Output
<math>
    <mrow>
        <mtable>
            <mtr>
                <mtd>
                    <mi>a</mi>
                </mtd>
                <mtd>
                    <mi>b</mi>
                </mtd>
            </mtr>
            <mtr>
                <mtd>
                    <mi>c</mi>
                </mtd>
                <mtd>
                    <mi>d</mi>
                </mtd>
            </mtr>
        </mtable>
    </mrow>
</math>
LaTeX Input
\begin{matrix*}[r]a & b \\ c & d \end{matrix*}
MathML Output
<math>
    <mrow>
        <mtable>
            <mtr>
                <mtd columnalign='right'>
                    <mi>a</mi>
                </mtd>
                <mtd columnalign='right'>
                    <mi>b</mi>
                </mtd>
            </mtr>
            <mtr>
                <mtd columnalign='right'>
                    <mi>c</mi>
                </mtd>
                <mtd columnalign='right'>
                    <mi>d</mi>
                </mtd>
            </mtr>
        </mtable>
    </mrow>
</math>
LaTeX Input
A_{m,n} =
 \begin{bmatrix}
  a_{1,1} & a_{1,2} & \cdots & a_{1,n} \\
  a_{2,1} & a_{2,2} & \cdots & a_{2,n} \\
  \vdots  & \vdots  & \ddots & \vdots  \\
  a_{m,1} & a_{m,2} & \cdots & a_{m,n}
 \end{bmatrix}
MathML Output
<math>
    <mrow>
        <msub>
            <mi>A</mi>
            <mrow>
                <mi>m</mi>
                <mi>,</mi>
                <mi>n</mi>
            </mrow>
        </msub>
        <mo>&#x0003D;</mo>
        <mo>&#x0005B;</mo>
        <mtable>
            <mtr>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mn>1</mn>
                            <mi>,</mi>
                            <mn>1</mn>
                        </mrow>
                    </msub>
                </mtd>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mn>1</mn>
                            <mi>,</mi>
                            <mn>2</mn>
                        </mrow>
                    </msub>
                </mtd>
                <mtd>
                    <mo>&#x022EF;</mo>
                </mtd>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mn>1</mn>
                            <mi>,</mi>
                            <mi>n</mi>
                        </mrow>
                    </msub>
                </mtd>
            </mtr>
            <mtr>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mn>2</mn>
                            <mi>,</mi>
                            <mn>1</mn>
                        </mrow>
                    </msub>
                </mtd>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mn>2</mn>
                            <mi>,</mi>
                            <mn>2</mn>
                        </mrow>
                    </msub>
                </mtd>
                <mtd>
                    <mo>&#x022EF;</mo>
                </mtd>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mn>2</mn>
                            <mi>,</mi>
                            <mi>n</mi>
                        </mrow>
                    </msub>
                </mtd>
            </mtr>
            <mtr>
                <mtd>
                    <mo>&#x022EE;</mo>
                </mtd>
                <mtd>
                    <mo>&#x022EE;</mo>
                </mtd>
                <mtd>
                    <mo>&#x022F1;</mo>
                </mtd>
                <mtd>
                    <mo>&#x022EE;</mo>
                </mtd>
            </mtr>
            <mtr>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mi>m</mi>
                            <mi>,</mi>
                            <mn>1</mn>
                        </mrow>
                    </msub>
                </mtd>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mi>m</mi>
                            <mi>,</mi>
                            <mn>2</mn>
                        </mrow>
                    </msub>
                </mtd>
                <mtd>
                    <mo>&#x022EF;</mo>
                </mtd>
                <mtd>
                    <msub>
                        <mi>a</mi>
                        <mrow>
                            <mi>m</mi>
                            <mi>,</mi>
                            <mi>n</mi>
                        </mrow>
                    </msub>
                </mtd>
            </mtr>
        </mtable>
        <mo>&#x0005D;</mo>
    </mrow>
</math>

Author

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