Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 433d66da3f305ca2a689c157bdaa816e6b0768c940348fa3393e1f26acaf016d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^