Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5db0a269cb2facc1de818e9fcda5aa4b6fc288c8a17f8256a3825ddf97c660db:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^