Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4691b31438acc5606e4c6d6ab9be96c70ea9262b4a587de78a087c7a01d5a1eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^