Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a7c87feccbf9fabac2c260d0701a45415758156fa15ffaeaa0bf8d410541f5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^