Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd1daf75777f5c11c2b0feca3d4b07985330e5c4c55444d11aa2109fafcebdd8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^