Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef21a8903dacbe8a54530ceebfd1670566bad6d2bb23d265f02477869714f871:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^