Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d2be0e0a9b2314a5e21ecf4f46e7ab3e49c64c03a2ea4f5d0bb550e548aa7b6d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^