Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 982bd99037d79069676160be47d3457ae4502f6353ce2d2067a646122efd7643:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^