Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1dbd3821023e7f54d2ed591b16f478d81089d4185c5de684662db086d22ef903:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^