7 ∫      tan(x)
   ∘-------------dx
      sec3(x ) + 1



optimal
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           ( ∘ -----------)
−  2tanh −1    sec3(x) + 1
   3



M 9.01

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Rubi 4.1

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Maple 18

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Sage 5.4

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Fricas 1.2

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sympy 0.7.1

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Axiom 5/12

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Maxima 5.28.02

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reduce 2008

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mupad 2013a

evalin(symengine,'int(tan(x)/sqrt(sec(x)^3+1),x)')  
 
int(tan(x)/(1/cos(x)^3 + 1)^(1/2), x)



xcas

PIC