Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 709ce9ee31f93912bf6bb315e864dc151a9bfbc8d37e9cb5a1916bef89cbcb41:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^