Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dfad13bd045dabee04a17a3afc8bb52ce10ac857bdb9c170f1bfcc47e53de244:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^