FUNCTION APPLICATION is one of the 112 characters in the General Punctuation Unicode subset.
The image below shows how the FUNCTION APPLICATION symbol looks like in some of the most complete UTF-8 fonts: Code2000, Sun-ExtA, WenQuanYi Zen Hei and GNU Unifont. If the font in which this web site is displayed does not contain the FUNCTION APPLICATION symbol, you can use the image below to get an idea of what it should look like.
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