Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1284d90cfdac7c79cf05066a9142f942c909cc71e3473a14c1305727b42e831:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^