"P90 has value"@en . "P90"^^ . . "Scope note:\nThis property allows an E54 Dimension to be approximated by an E60 Number primitive.\n\nExamples:\n- height of silver cup 232 (E54) has value 226 (E60)\n\nIn First Order Logic:\nP90(x,y) \u2283 E54(x)\nP90(x,y) \u2283 E60(y)"@en . .