Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4cc78ed1ccd2657bb731886cb785b549007f6024dd7cab0bdb9d2fc6a7616f97:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^