Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f6113949ee5d032510373eae7600a4aa7303478f70f7dee982de218d6f0fadb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^