Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b14eae02a9a227d02884f8398f93f611c3b230b8ffcd68bb677a1797cae444fa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^