Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8aae769837a697a86e9a91d91627ef6cfa450921287d7ded264a9e5141ab28a6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^