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Special Chars - CMarangon - 11-01-2020 11:22 PM
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S = {x Є ℝ, x ≠ π}
√ ∛ ² ³ 4 5 6 ½ ¼ ¾ π
Є ⁿ ∕ ∙ ≡ ρ α β γ μ ∆ ∑ σ τ π ∫ ∩ U ∞ ≠ ≤ ≥
30° ❶ ❷
sin-¹(x), cos-¹(x), tan-¹(x), f -¹(x)[/php]