Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e3c22998da5d377bc30a3d5e3c5d4046b1c9eef0549fac7d360e0e7fde94e15e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^