Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b1cb55460c51dcbf2172d6218dfc532cb4517f3399ec2f266440f68a10094a8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^