Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8bf4e0b452f9fbca0d89ec498ec51f12dd74299db8ec76574429b54dbf76c12:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^