Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c3a946e285508ae7efbb78598072326221d1052ea7568f7d09b662c7a08ebe1:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^