Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a4f3aa99ae0469c20ddd87c8e41dba520317ed12595245d9f5ae0b97111887a7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^