Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9a81c8106eebe025d80f16c5e4a2886916c02f4cb3fd2c75d032eba687b30b92:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^