Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b0d90525d8a1c2a87383748997b86e8408c2701e03b4a54f897c749ab85f1150:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^