Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 50b4f044c7f75fb6dc589ef0d0e792c860c139de87153bd24c03d8b0b01b080b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^