Mathematische Zeichen
Mathematische Symbole, Buchstaben (lateinisch, griechisch, hebräisch), Ziffern (römisch, arabisch):
| Symbole | Buchstaben | Ziffern | |||
| lateinisch | griechisch | hebräisch | römisch | arabisch | |
| (.) = Klammern | |||||
| [.] = Klammern | |||||
| {.} = Klammern | |||||
| <.>, ⟨.⟩ = Klammern | |||||
| ⇒, ⇐, ⇑ = Folgerung | |||||
| ⇔, ⇕ = Äquivalenz | |||||
| →, ← = Abbildung | |||||
| ↔, ↕, ⇄ = Beziehung | |||||
| ∴ = deshalb | |||||
| ∀ = für alle | |||||
| ∃ = es existiert | |||||
| ∧ = und | |||||
| ∨ = oder | |||||
| ¬ = nicht | |||||
| ↯ = Widerspruch | |||||
| ∈, ∋ = Element von | |||||
| ∉ = nicht Element von | |||||
| ∩, ⋂ = Durchschnitt | |||||
| ∪, ⋃ = Vereinigung | |||||
| ⊂, ⊆ = Teilmenge | |||||
| ⊃, ⊇ = Obermenge | |||||
| ⊄, ⊈ = keine Teilmenge | |||||
| ⊅, ⊉ = keine Obermenge | |||||
| \ = ohne | |||||
| ⊕ = direkte Summe | |||||
| ⊗ = direktes Produkt | |||||
| {}, ∅ = leere Menge | |||||
| ∼, ≃ = ähnlich | |||||
| ≁, ≄ = nicht ähnlich | |||||
| =, ≐, ⩵ = gleich | |||||
| ≠ = ungleich | |||||
| ≈ = ungefähr | |||||
| ≊ = ungefähr gleich | |||||
| ≔, ≕ = definert als | |||||
| ≥ = größer gleich | |||||
| > = größer | |||||
| ≤ = kleiner gleich | |||||
| < = kleiner | |||||
| ≙ = entspricht | |||||
| ≅, ⩭ = kongruent | |||||
| ≡ = identisch | |||||
| ∝ = proportional | |||||
| |.| = Betrag | |||||
| ∥.∥ = Norm | |||||
| + = Addition, plus | |||||
| Σ = Summe | |||||
| - = Subtraktion, minus | |||||
| ± = plusminus | |||||
| ∓ = minusplus | |||||
| · = Multiplikation, mal | |||||
| Π = Produkt | |||||
| ·, o, ⟨.,.⟩ = Skalarprodukt | |||||
| x, ×, ⨯ = Vektor-/Kreuzprodukt | |||||
| * = Asterisk | |||||
| :, /, ÷ = Division, geteilt | |||||
| ^ = Potenzierung | |||||
| % = Prozent | |||||
| ‰ = Promille | |||||
| #, ◊ = Raute | |||||
| √ = Wurzel | |||||
| ∠ = Winkel | |||||
| ⦝ = rechter Winkel | |||||
| ° = Grad | |||||
| ' = (Bogen-) Minute | |||||
| '' = (Bogen-) Sekunde | |||||
| ∥ = parallel | |||||
| ∦ = nicht parallel | |||||
| ⊥ = senkrecht | |||||
| ', I = 1. Ableitung | |||||
| '', II = 2. Ableitung | |||||
| ''', III = 3. Ableitung | |||||
| IV = 4. Ableitung | |||||
| () = (). Ableitung | |||||
| d = Ableitung | |||||
| δ = partielle Ableitung | |||||
| ∇ = Gradient | |||||
| ∫ = Integral | |||||
| ⨖ = Integral | |||||
| ∫∫ = Doppelintegral | |||||
| ∭ = Dreifachintegral | |||||
| ⨌ = Mehrfachintegral | |||||
| ∮ = Kurvenintegral | |||||
| ∯ = Kurvenintegral | |||||
| ∞ = unendlich | |||||
| א = Kardinalität | a, A | α, Α = alpha | א = aleph | ||
| ∀ = für alle | |||||
| • = bullet | b, B | β, Β = beta | ב = bet | ||
| ℬ = Bernoullizahlen | |||||
| ℂ = komplexe Zahlen | c, C | χ, Χ = chi | |||
| C = komplexe Zahlen | |||||
| d = Ableitung | d, D | δ, Δ = delta | |||
| δ = delta = partielle Ableitung | |||||
| Δ = delta = Differenz | |||||
| e = Eulersche Zahl | e, E | ε, Ε = epsilon | |||
| ∃ = es existiert | |||||
| ∈, ∋ = Element von | |||||
| ∉ = nicht Element von | |||||
| η, Η = eta | |||||
| φ, Φ = Gaußsche Glockenkurve | f, F | φ, Φ = phi | |||
| Φ = phi = Goldener Schnitt | |||||
| ℱ = Fouriertransformierte | |||||
| Γ = Gammafunktion | g, G | γ, Γ = gamma | |||
| h, H | |||||
| i = imaginäre Einheit | i, I | ι, Ι = iota | |||
| Im, ℑ = Imaginärteil | |||||
| j = imaginäre Einheit | j, J | ||||
| k, K | κ, Κ = kappa | ||||
| lim = Limes | l, L | λ, Λ = lambda | |||
| m, M | μ, Μ = my | ||||
| ∇ = nabla = Gradient | n, N | ν, Ν = ny | |||
| ℕ = natürliche Zahlen | |||||
| N = natürliche Zahlen | |||||
| o, O | ο, Ο = omikron | ||||
| ω, Ω = omega | |||||
| π = pi = Kreiszahl | p, P | π, Π = pi | |||
| Π = Pi = Produkt | |||||
| ∐ = Koprodukt | |||||
| ℘ = Weierstraß P | |||||
| ℙ = Primzahlen | |||||
| ℚ = rationale Zahlen | q, Q | ||||
| Q = rationale Zahlen | |||||
| Re, ℜ = Realteil | r, R | ρ, Ρ = rho | |||
| ℝ = reelle Zahlen | |||||
| Σ = sigma = Summe | s, S | σ, Σ = sigma | |||
| ∫ = Integral | ς = sigma | ||||
| t, T | τ, Τ = tau | ||||
| θ, Θ = theta | |||||
| ϑ = theta | |||||
| u, U | |||||
| v, V | |||||
| w, W | |||||
| x, X | ξ, Ξ = xi | ||||
| y, Y | υ Υ = upsilon | ||||
| ℤ = ganze Zahlen | z, Z | ζ, Ζ = zeta | |||
| Z = ganze Zahlen | |||||
| ζ = Zetafunktion | |||||
| 0 = null | |||||
| I = 1 | 1 = eins | ||||
| II = 2 | 2 = zwei | ||||
| III = 3 | 3 = drei | ||||
| IIII, IV = 4 | 4 = vier | ||||
| V = 5 | 5 = fünf | ||||
| VI = 6 | 6 = sechs | ||||
| VII = 7 | 7 = sieben | ||||
| VIII = 8 | 8 = acht | ||||
| IX = 9 | 9 = neun | ||||
| X = 10 | |||||
| L = 50 | |||||
| C = 100 | |||||
| D = 500 | |||||
| M = 1000 | |||||