Upper Left Corner with Dot ⟔

Usage snapshot:

• Used in content written with the Common script; suitable for UI labels and body text.
• Appears in the Unicode block Miscellaneous Mathematical Symbols-A.

History & usage: The character depicts UPPER LEFT CORNER WITH DOT. In the name, the token DOT signals a small mark, while the words UPPER and LEFT act as shape/qualifier tokens that describe position and orientation. In orthography and typography, such tokens help readers interpret the intended role of a symbol beyond its graphic form, guiding how to read or compare it in arrays of signs even when meanings vary. The corner orientation and the dot together suggest a boundary or delimiter motif used in mathematical or technical notation.

Practical use contexts center on the common mathematical symbols block and scholarly materials an editor might consult. It can appear in reference works about symbol sets, in typographic specimens that show corner marks, and in archival transcriptions that document layout conventions for formulas. In educational primers, it helps illustrate how punctuation-like marks and corner indicators function in symbolic schemes. In digital tools, it informs formulas, calculators, and quick UI controls for operations or comparisons that rely on adjacent or positional markers. Cross‑platform appearance should remain clear with accessible contrast and alt text support.

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