Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4eaf221c703ae9e04298f5f0f17b4d0e6d34c81d44a23009c435d178a7038141:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^