⊠

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Archived revision by Octahedron80 (talk | contribs) as of 11:31, 1 December 2017.
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Translingual

Etymology

Compare ⊞, ⊟, ⊠, and ⊡.

Symbol

⊠

  1. (functional analysis) Free multiplicative convolution
  2. (computing, dated) ISO 2047 symbol for Enquiry
  3. (electricity) control cabinet

Usage notes

The alternative symbol of Enquiry looks similar to thicker ✠, which is not available in Unicode.

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