> > There is a partial explanation of u: here > https://therion.speleo.sk/wiki/metapost#symbol_sizing but I will admit to > not knowing if it relates directly to U: Are u: and U: the same? I suspect > not. >
Hi, check also the chapter New map symbols / Point symbols in the Therion book (page 73) for an explanation of "u" and "U" variables. M.
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