Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2ab56cd008ec17e451b30fd74eed81331b6b1e7b6893e852ab4a7be31ff385c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^