Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c07136f80dc5bc82499b893a3b11a17e2c72f9fd52cf25e803335a7233b5d545:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^