Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3da770dc4e17c9aa911c4345df2550b27c4894a8d4bd8d6e26b93cde1e6984ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^