Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eeac3458351cc25ec42a49cb405c06af3461a88c9feaec0afb661a2f1a4f7c3f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^