Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06f497539d005207f5bd5af653a6bcadc23fcca99c7584d8bc3ea2c40751590d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^