Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 750ed250c39c6bfc32810ad9f3180da2c0413ded30faf7c274e48c6f1024e00f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^