Thus what have been called seminvariants are not all of them invariants for the general substitution, but are invariants for the particular substitution xl = X11 + J-s12, X 2 = 112 Again, in plane geometry, the most general equations of substitution which change from old axes inclined at w to new ax
plane geometry הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד