Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70229298d3274a9d3771657aab4a27086199cefbc0178335c3bb3d3da2503eaf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^