Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dca56ea569211322c456532f7060548b64ff50b07ef04d1e9b0d7855beae864e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^