Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec8e0c67836b08fa4da039e575d34a935412862bf031650901872234af273cad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^