Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a74a6b1ef093a5f560a3b58764f89fd15b14b7a4e3a9c4228c157671548dea31:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^