FWIW, this Wikipedia list corresponds TeX's \triangle with U+2206: https://en.wikipedia.org/wiki/List_of_mathematical_symbols_by_subject Mario Carneiro <[email protected]> wrote: > I'm not so sure about that. It looks like the primary meaning of that > codepoint is "increment operator", used for small discrete changes, which > usually is an actual Delta (and read as such aloud). Visually, it also > shows the same typographic weight changes as is common with Delta that are > absent in the white triangle symbol. > > As for using the triangle symbol for geometry, well let's just say that's a > conversation for another day. > > > On Sun, Apr 26, 2020 at 10:12 PM Thierry Arnoux <[email protected]> > wrote: > > > You’re right! Actually, the code I used is x2206, which is listed as > > “Symmetrical Difference”, so I believe it shall be the correct one. > > https://codepoints.net/U+2206 > > > > This is a different code from Uppercase Delta (code x394), I wanted to > > describe the shape - thanks for correcting me! > > > > We can still use the x25B3 code (triangle) for geometry! ;-) > > BR, > > _ > > Thierry > > > > > > Le 27 avr. 2020 à 11:44, Mario Carneiro <[email protected]> a écrit : > > > > > > I think there is a unicode symbol for symmetric difference that is a white > > upward pointing triangle (U+25B3 △), not an upper case Delta (which looks a > > bit different due to weight changes along the glyph). > > > > -- > > You received this message because you are subscribed to the Google Groups > > "Metamath" group. > > To unsubscribe from this group and stop receiving emails from it, send an > > email to [email protected]. > > To view this discussion on the web visit > > https://groups.google.com/d/msgid/metamath/08094638-8C7B-47D9-814C-4E621E5C5B94%40gmx.net > > <https://groups.google.com/d/msgid/metamath/08094638-8C7B-47D9-814C-4E621E5C5B94%40gmx.net?utm_medium=email&utm_source=footer> > > . > >
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