Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02ef3eb6cd988bbae0ab85eb3292856b26fd33a05a427c50956bbedec20f102f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^