Answering my own question: I see that you are (probably) referring to the "ligatures" for various symbol character combinations -- not the traditional typographic ligatures for sequences such as "fi" or "tt". (I worked at a typesetting company many years ago. :-) )
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Answering my own question: I see that you are (probably) referring to the "ligatures" for various symbol character combinations -- not the traditional typographic ligatures for sequences such as "fi" or "tt". (I worked at a typesetting company many years ago. :-) )