Issue 44

V. Reut et alii, Frattura ed Integrità Strutturale, 44 (2018) 82-93; DOI: 10.3221/IGF-ESIS.44.07

Figure 5 : Geometry and coordinate system of the quarter plane.

here









  L y x Iy x    "

 

 

2









' Qy x 

Py x 

2





2

   

u x v x  

  

   



 

 

I is an identity matrix,

y x 

 

    

1 0 1

     



P

 

 

1 1

  

0

1

 



0





1

 

Q

   

1





0

1  



 

 

3

 

'( ) 1 ( ) 1 x x           1       





 

g x

The new unknown function is input    x v x y   . The solution of (17) was constructed in the following form  0 , y 

1 2 0            c c







  y x Y x    





, G x g d  ( )

 

(18)



where

x  

 

x

     



  





1     





x

1

e

   

 

Y x 



x

x

2





  









1

1

90