Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d4e1569f928c09f0640988bb1b842ea5dd39b463c03597fc878ff9a89e443fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^