Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7f3530ae80c214e71b4d1ebfcc17f6999e0dd7937d336552a2af834e8bb0c07:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^