The MathML <menclose> element renders its content inside an enclosing notation specified by the notation attribute.


class, id, style

Provided for use with stylesheets.


A Boolean value specifying whether more vertical space is used for displayed equations or, if set to false, a more compact layout is used to display formulas. The main effect is that larger versions of operators are displayed, when displaystyle is set to true. See also movablelimits on <mo>.


Used to set a hyperlink to a specified URI.


The background color. You can use #rgb, #rrggbb and HTML color names.


The text color. You can use #rgb, #rrggbb and HTML color names.


A list of notations, separated by white space, to apply to the child elements. The symbols are each drawn as if the others are not present, and therefore may overlap. Possible values are:

Value Sample Rendering Rendering in your browser Description
longdiv (default) longdiv a 2 + b 2 long division symbol
actuarial actuarial a 2 + b 2 actuarial symbol
radical Deprecated radical a 2 + b 2 square root symbol. Deprecated. Use <msqrt> instead.
box box a 2 + b 2 box
roundedbox roundedbox a 2 + b 2 rounded box
circle circle a 2 + b 2 circle
left left a 2 + b 2 line to the left of the contents
right right a 2 + b 2 line to the right of the contents
top top a 2 + b 2 line above of the contents
bottom bottom a 2 + b 2 line below of the contents
updiagonalstrike updiagonalstrike a 2 + b 2 strikeout line through contents from lower left to upper right
downdiagonalstrike downdiagonalstrike a 2 + b 2 strikeout line through contents from upper left to lower right
verticalstrike verticalstrike a 2 + b 2 vertical strikeout line through contents
horizontalstrike horizontalstrike a 2 + b 2 horizontal strikeout line through contents
madruwb madruwb a 2 + b 2 Arabic factorial symbol
updiagonalarrow a 2 + b 2 diagonal arrow
phasorangle Screenshot of the phasorangle notation a 2 + b 2 phasor angle



  <menclose notation="circle box">
    <mi> x </mi>
    <mo> + </mo>
    <mi> y </mi>



Unknown specification
# presm_menclose

Browser compatibility

BCD tables only load in the browser

Gecko-specific notes

  • Additional values for the notation attribute have been added in the following releases:
    • madruwb in Gecko 2.0 (Firefox 4 / Thunderbird 3.3 / SeaMonkey 2.1).
    • updiagonalarrow in Gecko 24.0 (Firefox 24.0 / Thunderbird 24.0 / SeaMonkey 2.21)
    • phasorangle in Gecko 32.0 (Firefox 32.0 / Thunderbird 32.0 / SeaMonkey 2.29)