PolyhedralGeometry: more operators on fans and complexes #18515

Job	Run time
extra-long-test	0s
doctest (1.10, Linux, RPTU, normal-memory)	28m 19s
test (1.6, short, Linux)	19m 37s
doctest (1.11, Linux, RPTU, normal-memory)	26m 40s
test (1.6, long, Linux)	16m 39s
doctest (nightly, Linux, RPTU, normal-memory)	28m 43s
test (1.10, short, Linux)	24m 18s
doctest (1.10, Linux, RPTU, normal-memory, depwarn=error)	27m 27s
test (1.10, long, Linux)	17m 7s
doctest (1.10, macOS, RPTU)	18m 12s
test (1.11, short, Linux)	17m 13s
test (1.11, long, Linux)	13m 49s
test (nightly, short, Linux)	2h 30m 13s
test (nightly, long, Linux)	22m 9s
test (1.10, short, Linux, RPTU, high-memory, depwarn=error)	23m 19s
test (1.10, long, Linux, RPTU, normal-memory, depwarn=error)	23m 18s
test (1.10, short, macOS, RPTU)	13m 33s
test (1.10, long, macOS, RPTU)	12m 12s
test (1.10, book, Linux, RPTU, normal-memory)	37m 56s
test (nightly, book, Linux, RPTU, normal-memory)	36m 48s
	9h 17m 32s

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