Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f77d541989e29ec8fb21ac6d1892082da2dc9ca897da0e972dcb18dcf874aa7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^