Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7770d5615676cbaa3a4e5488b925153740b5b2f00c3997973b29e9afc8d578d7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^