Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 385027b73c0d883cbcdc8d5f8e3079556bcad3de56cbc022de02128b434bd9b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^