Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bcfb03cf294b71326b9eb52a9cbd933f97dfe5912acb107343e98188f33c74b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^