Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 805009e0dfc1296201af7e88cf69cc0f76d02ad1f0c8170febcd429af3ad43a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^