Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ef7e2e43f485f4d192330ca1ea19db3afe520f2974cbc77d3eec57ff3260c94:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^