Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19980777ea2a293343768cb9e93624109ad6ccfdf3633676d50ecfd2387d0480:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^