Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a65397170c0045056398aa875ab8db9fa3b697b57ff25971570df7605ba133a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^