Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b9a59b4d909e7b7bc9fb31ec4f75ed1e7e72e14a631cbf4093bdc5d254303246:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^