Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b411cef96550848fa2d54757dcfddc5f1cdc677219cba90ba317d62a40995a8:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^