Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc3a2b3006c1d560b6225fe8189e18254f2e0bf5c6004ef40031d3b81554ab1e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^