Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32c570be211b33f1990de6cad8db6d199f71d0d603b222f96b02ca81f5208f91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^