�ݺ�ߣshows by User: mariangelesmatematicas

�ݺ�ߣshows by User: mariangelesmatematicas / http://www.slideshare.net/images/logo.gif �ݺ�ߣshows by User: mariangelesmatematicas / �ݺ�ߣShare feed for �ݺ�ߣshows by User: mariangelesmatematicas https://cdn.slidesharecdn.com/profile-photo-mariangelesmatematicas-48x48.jpg?cb=1523629751 ℕ ℤ ℚ ℝ ℂ α β γ δ ε θ λ μ ρ σ τ ω η ς ξ κ ζ ψ ν π ф Ω Ψ Γ ∞ ∃ ∄ ∀ ∈ ∉ ⋃ ⋂ ⊂ ⊄ ⊆ ⊈ ⊊ ∅ ≥ ≤ ≠ ≈ ∼≡ ±√ ∛ ∜ ∑ ∏ ∂ ∫∮⊗ ∆∇ → ← ↔ ∧∨⊥∡ ∥ ∦