Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 563deb80a55a3185ddb126d2127c7db7a1a579b050ed463593a41bf280675bf8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^