Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4d4368756e478bdd656a958d60d55e9ecc48406131a22813f952a77c4e8d62cb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^