Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a71dffe958ba0f692d9dc476aab178ca6c5907d2417ee65ec7bac1cb2c22b04:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^