Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 03718f8d470fea49c2acd2b430843367f84125fe4f7dcc7b29e2c2b1916d87e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^