Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b378a560a66a3333f442e97e6df9751c2b273a8e4ebebb24b3e18a62bc420c8f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^