Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ccdfb5c7918093288fe6e1801fcc0856ab00bd83eb31039f309b5bca65ff31ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^