Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 94e334d0b98915e58301c9504dc4e7b5cdeea7ca90593cd5f98ec2f19e1507a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^