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15
Math.TechQA.Club
2026-03-22 12:11:46
35
Views
If $b_i = a_{i+1} - a_i$ why does $a_j - a_i = b_i + \cdots + b_{j-1}.$ for $1 \leq i \leq n-1$?
Published on
22 Mar 2026 - 12:11
#summation
#algorithms
#computational-mathematics
72
Views
Existence and uniqueness of solution of discretized Poisson equation
Published on
25 Mar 2026 - 12:54
#partial-differential-equations
#numerical-methods
#computational-mathematics
#boundary-value-problem
#poissons-equation
976
Views
Round off the number 8.03567 to four significant digits and compute the percentage error.
Published on
21 Mar 2026 - 18:50
#numerical-methods
#approximation
#computational-mathematics
368
Views
Finite element discretization example clarification
Published on
25 Mar 2026 - 4:53
#numerical-methods
#computational-mathematics
#finite-element-method
78
Views
How to find basis of functions for best representation of function described in several different truncated ON systems?
Published on
22 Mar 2026 - 8:19
#linear-algebra
#functional-analysis
#soft-question
#computational-mathematics
#least-squares
46
Views
Infinitely many or unique solution of ODE?
Published on
21 Mar 2026 - 18:36
#ordinary-differential-equations
#computational-mathematics
94
Views
Variance of sum of correlated variables
Published on
22 Mar 2026 - 9:20
#probability
#statistics
#computational-mathematics
#variance
55
Views
Workaround for Windows Magma Memory Limit
Published on
25 Mar 2026 - 6:09
#algebraic-geometry
#computational-mathematics
#computer-algebra-systems
#magma-cas
83
Views
What is this recursive function approximating? ($x_i = x_{i-1}^2 / x_{i-2}$)
Published on
26 Mar 2026 - 1:02
#recursion
#interpolation
#computational-mathematics
21
Views
-a^b and pedmas/bodmas order of operation?
Published on
22 Mar 2026 - 0:36
#computational-mathematics
102
Views
Finding vector potential from a given magnetic field
Published on
25 Mar 2026 - 4:35
#vectors
#computational-mathematics
#greens-function
#electromagnetism
44
Views
are the vectors obtained from PCA of a non-negative matrix always non-negative?
Published on
22 Mar 2026 - 4:58
#linear-algebra
#eigenvalues-eigenvectors
#statistical-inference
#computational-mathematics
155
Views
Optimization of a bounded discontinuous function
Published on
22 Mar 2026 - 11:38
#optimization
#computational-mathematics
#continuity
396
Views
How can I estimate Turing machine running time?
Published on
25 Mar 2026 - 18:52
#proof-writing
#algorithms
#computational-mathematics
#turing-machines
38
Views
I need to come up with a rule for a set and their relation
Published on
17 Mar 2026 - 15:55
#relations
#order-theory
#equivalence-relations
#computational-mathematics
#function-and-relation-composition
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