Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f1e602a0f3c6629aa0270bd4b7fd325fa9f3984e556260f6f256eddc2a2ce808:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^