Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b9071bc4c12beb769d82348a590da9706a4ab3aab87a1b54027d33dbc54d774:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^