Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32340fe0e798c110585da811fa22f119a8e2075199a6a86d496686028606ffc1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^