Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1178286b126ebcb535d843753db9a3af80bdfde6c1764dde124effb42a9c2d3a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^