Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1dd4cd855e7f29e35b4171cfce6ff004caa3a35ef92f21fdab7c2f652c82266d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^