Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1701a3d8b6b39c19c2739e99963ab1f471882f25f2422dc2046d3d2005210e2a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^