Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d44185f4fe95b23cc58b5e043a11dcdab2ffa626537e1de1e035cb45d262e4d8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^