جدید x+1x−1 xm+n xmn x−−√ x−−√n dydx limx→∞ ∑n=1∞ ∫baf(x)dx ∫ ∮ [acbd] (nk)
⋅ ∗ / \ × ÷ ∘ ⊕ ⊗ ⊙ ∑ ∏ ∧ ⋀ ∨ ⋁
≠ ≤ ≥ ≺ ≻ ∈ ∉ ⊂ ⊃ ⊆ ⊇ ∅ ∩ ⋂ ∪ ⋃
and or ¬ ⇒ if ⇔ ∀ ∃ ⊥ ⊤ ⊢ ≅ ≡ ≅ ≈ ∝
' '  ' ∂ ∇ ± ∞ ℵ ⋄ □ ⌊ ⌋ ⌈ ⌉ ⟨x⟩ ∠ ∴
↑ ↓ ← → ↦ ↔ ⇐ ⇒ a⏜ aˆ a−− a¯ a. a.. {1ifx≥00ifx<0
N Z Q R C A A A A A A a→ →+ υ
α β γ Γ δ Δ ε ζ η θ Θ ι κ λ Λ μ
ν π Π ρ σ Σ τ ξ Ξ ϕ Φ χ ψ Ψ ω Ω
x+1125 x+1125 x+1 x+1 −→x+1 −→x+1 ←−x+1 ←−x+1 ←→x+1 ←→x+1 =⇒x+1 =⇒x+1 ≤x+1 ≤x+1 ⇐⇒x+1 ⇐⇒x+1
x ∐ ∏