Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 43bd0844d2a3a6f3aedc9444765336f11199908ba8e4aff2cd5c19e645d0f7c9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^