Mister Exam

Integral of y/(ylny) dy

Limits of integration:

from to
v

The graph:

from to

Piecewise:

The solution

You have entered [src]
  1            
  /            
 |             
 |     y       
 |  -------- dy
 |  y*log(y)   
 |             
/              
0              
01yylog(y)dy\int\limits_{0}^{1} \frac{y}{y \log{\left(y \right)}}\, dy
Integral(y/((y*log(y))), (y, 0, 1))
Detail solution

    LiRule(a=1, b=0, context=y/((y*log(y))), symbol=y)

  1. Add the constant of integration:

    li(y)+constant\operatorname{li}{\left(y \right)}+ \mathrm{constant}


The answer is:

li(y)+constant\operatorname{li}{\left(y \right)}+ \mathrm{constant}

The answer (Indefinite) [src]
  /                       
 |                        
 |    y                   
 | -------- dy = C + li(y)
 | y*log(y)               
 |                        
/                         
yylog(y)dy=C+li(y)\int \frac{y}{y \log{\left(y \right)}}\, dy = C + \operatorname{li}{\left(y \right)}
The answer [src]
  1          
  /          
 |           
 |    1      
 |  ------ dy
 |  log(y)   
 |           
/            
0            
011log(y)dy\int\limits_{0}^{1} \frac{1}{\log{\left(y \right)}}\, dy
=
=
  1          
  /          
 |           
 |    1      
 |  ------ dy
 |  log(y)   
 |           
/            
0            
011log(y)dy\int\limits_{0}^{1} \frac{1}{\log{\left(y \right)}}\, dy
Numerical answer [src]
-43.5137411213179
-43.5137411213179

    Use the examples entering the upper and lower limits of integration.