Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e54937418dc83c5ecc82005df68621f33076760bd8220033e07483d91e12fcab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^