Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e98b85052ce2985cf8128d6eb27b72d7df1447ce3b2b0c23faeb08e1856e94e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^