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ArcTan




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Elementary Functions > ArcTan[z] > Representations through equivalent functions > With related functions > Involving cos-1





Involving tan-1(z) (68 formulas)


>   Involving tan-1(z) and cos-1(2 z/1+z2) (5 formulas)
>   Involving tan-1(z) and cos-1(1-z2/1+z2) (5 formulas)
>   Involving tan-1(z) and cos-1(z2-1/z2+1) (5 formulas)
>   Involving tan-1(z) and cos-1(1/(z2+1)1/2) (3 formulas)
>   Involving tan-1(z) and cos-1(1/z2+11/2) (5 formulas)
>   Involving tan-1(z) and cos-1(z/(1+z2)1/2) (4 formulas)
>   Involving tan-1(z) and cos-1((z2)1/2/(1+z2)1/2) (5 formulas)
>   Involving tan-1(z) and cos-1((-z2)1/2/(-1-z2)1/2) (5 formulas)
>   Involving tan-1(z) and cos-1(z2/z2+11/2) (5 formulas)
>   Involving tan-1(z) and cos-1(((1+z2)1/2+1)1/2/(21/2(1+z2)1/4)) (3 formulas)
>   Involving tan-1(z) and cos-1(((1+z2)1/2-1)1/2/(21/2(1+z2)1/4)) (3 formulas)
>   Involving tan-1(z) and cos-1((((1+z2)1/2+1)/(2(1+z2)1/2))1/2) (3 formulas)
>   Involving tan-1(z) and cos-1((((1+z2)1/2-1)/(2(1+z2)1/2))1/2) (3 formulas)
>   Involving tan-1(z) and cos-1(((1+z2)1/2+z)1/2/(21/2(1+z2)1/4)) (3 formulas)
>   Involving tan-1(z) and cos-1(((1+z2)1/2-z)1/2/(21/2(1+z2)1/4)) (3 formulas)
>   Involving tan-1(z) and cos-1((((1+z2)1/2+z)/(2(1+z2)1/2))1/2) (4 formulas)
>   Involving tan-1(z) and cos-1((((1+z2)1/2-z)/(2(1+z2)1/2))1/2) (4 formulas)