Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e370069f4186201976d226d9ad0bc2793ff4203638ee2180d4a28a0557fadfb8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^