Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6640d1e91c2a4b3dfe3270e11693560265774b21a6cc224e4ed1fe03264687ff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^