Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9a0ed47387f77e8df32d8179c021bf9168afb7ca2331022cce3b2509b8b7d5c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^