Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d47f0ca5b37fe1eb617f5050122dc44606ebb0cc3646ae559e006c6ddd7d34fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^