Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b10df4776925f0261c9c33d698f3c32ae76a738bd5a41ac4b44cd0d5da9607c5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^