Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b1eb45454dab8d920e2be5e2405dc9658f847f8341129cb1aecd69e3bc0c45e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^