Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afed528896eddbdf3622da2ff81c3e90217e9b974021adc22786003555f32bd2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^