Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2fd128d8466e4025df451b855b72e4501cc9a9198753fe6241d4a7dd8b5ecedf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^