Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 788b9be20fcca70cbe8558a4bac7fa4d0e1ce368882c2795f0897ca963e9740d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^