Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f3266889edc2928e2b08b7dadd0e418d05edc23da814b5b807ef8d48eb186a4f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^