Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 933e9c2b3235c7e059f057640a8dfb58c1290e48e0ecffab2b1f040e67028d2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^