Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 815d457e6f5facf03a87d0d6d2d4f853fbfbad4210a3c8a1544c1d00fba10f47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^