Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f61bc1eccdb529dd9aff79c18ef71e94f347463c30682cfdbab6ba5f4f899135:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^