Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c945bee05637b3fc32cc3b36cdcd0b2c19d921c740dcaf38b4f9438fbd4630bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^