Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd8c83171aa95efd5b23e868541c3b1dab0f2f3d4245c657bc3cffab7551772a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^