Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8734264e2d3003072f4595d9ba3359fca3b914e1954ad0a194f70b876b7e2aa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^