MAYBE

Problem:
 a(a(a(x1))) -> a(b(x1))
 b(c(x1)) -> c(c(a(a(a(x1)))))

Proof:
 RT Transformation Processor:
  strict:
   a(a(a(x1))) -> a(b(x1))
   b(c(x1)) -> c(c(a(a(a(x1)))))
  weak:
   
  Matrix Interpretation Processor:
   dimension: 1
   interpretation:
    [c](x0) = x0 + 1,
    
    [b](x0) = x0,
    
    [a](x0) = x0 + 8
   orientation:
    a(a(a(x1))) = x1 + 24 >= x1 + 8 = a(b(x1))
    
    b(c(x1)) = x1 + 1 >= x1 + 26 = c(c(a(a(a(x1)))))
   problem:
    strict:
     b(c(x1)) -> c(c(a(a(a(x1)))))
    weak:
     a(a(a(x1))) -> a(b(x1))
   Open