Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 240cff5f36587293fb28f48829731f85a4213df19d740128d787cb4574c4546c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^