Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4112bf9968d87b8f099f381e1f2f9ad763b0a5ac45a6924c26da6062221c55a1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^