Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b53ae1e78b048a9e4d501a4a668258d605efb63ad7db0a103f50618d7f71d85a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^