Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6428a1e048c880436a567c217d7c746415bb2f63587f7bf89e569dab6cb2069:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^