Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b909470d85107f02eeb29b3bd1ca04f179d2643eb127fff9e38799c1931e8bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^