Example image of eyePlorer eyePlorer map for 'Magnitude (mathematics)': Class (set theory) Order theory Area Isomorphism Length Line segment Absolute value Number line Complex number Complex plane Pythagorean theorem Imaginary part Real part Dot product Euclidean distance Euclidean space Euclidean vector Square root Determinant Norm (mathematics) Normed vector space Vector space Logarithm Brightness Decibel Loudness Richter magnitude scale Sound Star Addition Subtraction Amplitude Arithmetic underflow Cardinal utility Field strength Gradient Laplace–Runge–Lenz vector Order of magnitude Pie chart Root mean square Sensitivity (electronics) Stevens' power law Color index Ethernet physical layer Maxwell–Boltzmann distribution Transient (acoustics) Algorism Archimedean property Time to digital converter Unusual number