Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 39b6a0668aa7f0e71bedb67f6a96292d4802374e9c1489724ce3a5e2b83bd94d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^