Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3e13157455b23e5cf7e523dc9f82abcc3d5d3c388d62db59b02d2c46d0f6d022:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^