Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71b16615f7172a96c996c810ab4d7accc85b9601b2c5d1cf87bb74b7dd706f96:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^