Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1cdbdb9be2c3900e19a37272f0f0a9595743f7502d60e8e338cbdfebfd876dac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^