Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5d3da19b2e34797bca7253da73add27f5cfaf809b5d94926625a2b4249f8dcbe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^