Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 344de754468f24dde2c77c52d6daa45c929cdcd501f7080972fde88f390d0c9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^