Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 564fd34be0f68d0f6fe15fdf501658e3047a6a65a6fcf31356fbf2c5e6073864:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^