jeuclid 3.1.9, Both windows and on linux. (should not matter as jeuclid is java based)
These conjugate and imaginary symbol are functionally unusable, and their rendering does not resemble how they are supposed to look
http://jeuclid.sourceforge.net/jeuclid-testsuite/svg3//Content/ArithmeticAlgebraLogic/conjugate/rec-conjugate1-full.xhtml
same issue with <mean>