Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0454e9c081d450210cd88a58b93a3bdbcf30fac2a0b1ac21fc63f8238bec0dea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^