Expression not working. What am I doing wrong?

Grasshopper
1
  1. Expression generated an error for (x, a, b, c, d): Invalid expression. (1364)
    (a * (1 − x)³) + ( 3 * b * (1 − x)² * x) + (3* c * (1 − x) * x²) + (d * x³)

Expression
Expression1563×639 51.1 KB

Expression.gh (7.2 KB)

2

try this instead

01%20Expression_re
01 Expression_re.JPG709×663 58 KB

01 Expression_re.gh (9.0 KB)

3

Thanks! That seems like a lot of useless parentheses though.

4

Yeah! Better than not working expression though :slight_smile:

01%20Expression_re2