matematiske symboler
k=1}^{5}k = 1 \cdot 2 \cdot 3 \cdot 4 \cdot 5\) produkt C.F. Gauss 1812 \(\int\) \(\int f(x) \: dx\) integral G.W. Leibniz 1675 \(\frac{d}{dx}\) \(\frac{df}{dx}\) differentialkvotient G.W. Leibniz 1675 \('\) \(f'\) differentialkvotient J. Lagrange