Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed6647d3b1f28e529d2584d151962ad0dd4fddd00e9af9d101ab172cf8604637:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^