Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3d59a48ffb2e77c8444816b99c37e21a689edcba240b4a1e24f9e7b1bd1df858:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^