Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c76ba723b7c106cb1e44381b8f90968ddc608c2cbaaad075054c038ea2cfc1e0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^