Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d206857e1f56167301561c4eb09fbfd71153af168785153d1b5619472a0b9a5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^