Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d81468ebe301a2c1e6b4a3df56f4597d1608a35bf508502a36ed043b598c8b13:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^