Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7a556d3e3e4e060031fd9b001417b8408f66ac80d18f80ca1cf7822e9d8bd641:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^