Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 013ff67e08b01ca5ea38cf0e9048883f43973efe0cfb2b9ca72e038c6db18287:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^