Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 666aea0de9d552353d906e2e29d6503a72c38b0f5f534750345d6cbbca0aa442:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^