Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da39c97ae52f333912a3f8b7e88fdaabeec4844d3a6ba824f9980f99175e17f5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^