Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c671d5e0e629a31ed36dd4ac02b4aa38f6c7d5b4286a196ae1d160b46bd8fd8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^